Events
There are 240 entries matching this subcategory. They are listed below in alphabetical order.
- 1882 Lake Erie Mystery Wave
- Large waves arriving from a calm Lake Erie have hit the north coast of Ohio at least twice, in 1882 and 1942. . . .
- 1886 Xenia Flood
- The deadliest flash flood in Ohio history roared through Xenia late on Wednesday, May 12th, 1886, killing 28 people. . . .
- 1886: Ohio's Deadliest Tornadoes of the 19th Century
- May 1886 was a deadly month in Ohio weather. Floods killed 28 people at Xenia on May 12th and two days later, on May 14, 1886, Ohio’s deadliest tornado outbreak of the 19th century occurred. . . .
- 1907 Southern Ohio Floods
- All rivers flowing southward into the Ohio River reached flood stage during March 14-17, 1907. . . .
- 1910 Ohio Statewide Snowstorm
- Snow began in Ohio late on February 16 and continued for two days. Most of Ohio received 10 to 20 inches and winds of 40 mph created drifts 10 feet deep. . . .
- 1913 Ohio Statewide Flood
- The Flood of 1913 is known as the greatest natural disaster in Ohio history. At least 428 people died during the Flood of 1913, and more than twenty thousand homes were totally destroyed. . . .
- 1915 Cincinnati Windstorm
- A vicious wind and rainstorm swept southwestern Ohio on the evening of Wednesday July 7, 1915. The death toll of 38 at Cincinnati is the greatest known in Ohio for a windstorm in which no tornadoes were involved. . . .
- 1916 Deadly Lake Erie Gales
- The deadliest winds known on Lake Erie took the lives of 58 sailors on four vessels on Friday evening, October 20, 1916. . . .
- 1918 Ohio Statewide Blizzard
- This storm was compared to the New Years Blizzard of 1864 and was not matched in Ohio until the Blizzard of 1978. . . .
- 1920 Western Ohio Tornadoes
- The Palm Sunday 1920 tornado outbreak of 30 tornadoes across eight states killed 153 persons, ranking it among the deadliest tornado outbreaks in U.S. history. . . .
- 1924 Lorain Tornado
- The deadliest tornado in Ohio history struck Lorain and Sandusky on Saturday, June 28, 1924. . . .
- 1934 Ohio Statewide Heat Wave
- The summer of 1934 ranks as the hottest in Ohio since temperature records began in 1883. . . .
- 1950 Great Thanksgiving Snowstorm
- The Thanksgiving snowstorm of 1950 was the deepest in Ohio’s history. . . .
- 1959 Ohio Statewide Flood
- Rains of 3 to 6 inches fell on snow covered frozen ground, producing the most destructive flooding in Ohio since March 1913. . . .
- 1965 Palm Sunday Tornadoes
- A wide outbreak of 37 tornadoes killed 256 people, mostly in Ohio, Michigan, and Indiana on Palm Sunday 1965. . . .
- 1969 Independence Day Flood
- The most devastating summer flooding in Ohio history struck north-central Ohio during the state’s stormiest Independence Day. . . .
- 1977 Ohio Statewide Blizzard
- National Weather Service forecasters called for a blizzard warning across Ohio early on Friday, January 28, 1977. . . .
- 1977 Ohio Statewide Cold Wave
- The winters 1976-77 and 1977-78 were the two coldest winters recorded in Ohio. . . .
- 1978 Ohio Statewide Blizzard
- In January and February 1978, a series of three storms hit the United States Midwest or the Northeast. These storms were some of the most severe winter events to occur in recent history, and collectively are known as the Blizzard of 1978. . . .
- 1985 Northeastern Ohio Tornadoes
- An outbreak of 41 tornadoes, including 14 killer tornadoes, struck northeastern Ohio, western Pennsylvania, and southern Ontario on Friday, May 31, 1985. . . .
- 1990 Shadyside Flood
- The deadliest flood in Ohio since 1969 occurred in the steep Appalachian valleys of Belmont County late on Thursday, June 14, 1990. . . .
- 1992: Most Tornadoes in Ohio in One Day
- The 28 tornadoes that occurred in Ohio on Sunday, July 12, 1992, went into the record books as the most recorded in a single day. . . .
- 2003 Blackout
- On August 14, 2003, the largest power outage in United States history occurred. The blackout affected eight states in the Midwest and Northeastern United States, as well as two Canadian provinces. . . .
- 2008 Ohio Statewide Snowstorm
- The statewide snowstorm of 2008 was a record setting event that occurred on Friday, March 7, and Saturday, March 8, 2008. While this event has been called the Blizzard of 2008, technically the storm did not have sustained winds of at least thirty-five miles per hour, a requirement of a blizzard. . . .
- Abraham Lincoln's Assassination
- On April 14, 1865, John Wilkes Booth shot President Abraham Lincoln in the back of his head. Lincoln was attending a play, Our American Cousin, at Ford's Theatre in Washington, DC. He died the next day from his wound. . . .
- Akron Rubber Strike of 1936
- In an attempt to alleviate their conditions, workers established a union named the United Rubber Workers in 1935. The following year, this union organized its first major strike within Akron's rubber industry. . . .
- All American Quarter Horse Congress
- The All American Quarter Horse Congress began in 1967. The Ohio Quarter Horse Association founded this event and continues to sponsor it to this day. The congress's purpose is to showcase the American Quarter Horse. . . .
- All-American Soap Box Derby
- The soap box derby had its origins during the 1930s. Children in Dayton, Ohio, manufactured their own cars. They would build these cars from discarded lumber and other items and then race the autos down hills in the community. . . .
- American Civil War
- The American Civil War is one of the greatest conflicts in American history. . . .
- American Revolution
- The American Revolution was fought between England and thirteen of its North American colonies. Most historians maintain that the war began on April 19, 1775, with the battles of Lexington and Concord in Massachusetts, although the colonies did not officially approve and issue a Declaration of Independence until July 4, 1776. . . .
- Ameriflora
- In 1992, the city of Columbus, Ohio was the site of Ameriflora. This event commemorated the quincentenary anniversary of Christopher Columbus's arrival in the Americas. . . .
- Andrew Johnson's Impeachment
- Andrew Johnson was the first President of the United States of America to be impeached. . . .
- Apollo 11
- Astronauts from NASA's Apollo 11 mission in 1969 were the first humans to walk on the Moon. . . .
- Arnold Sports Festival
- Each year, thousands of bodybuilders, martial artists, and fitness enthusiasts from around the world converge upon Columbus, Ohio for a weekend exposition bearing the name of bodybuilding legend Arnold Schwarzenegger. . . .
- Ashtabula Train Disaster of 1876
- In December 1876, a Howe-truss bridge, near Ashtabula, Ohio, collapsed while a train with three passenger cars was crossing it. . . .
- Atomic Bomb
- During World War II, scientists in Great Britain, Canada, and the United States worked to develop a bomb capable of ending the war swiftly. These scientists focused on nuclear fission as the means to create such a bomb. . . .
- Baker v. Carr
- The United States Supreme Court heard the Baker v. Carr case in 1962. In their ruling, the justices established the "one man, one vote" doctrine. . . .
- Banana Split Festival
- Every June, Wilmington, Ohio hosts the Banana Split Festival. In 1907, Ernest R. Hazard supposedly invented the banana split. He owned a restaurant in Wilmington, and he hoped that a new ice cream treat would attract students from Wilmington College. . . .
- Banking Crisis of 1819
- The Panic of 1819 and the accompanying Banking Crisis of 1819 were economic crises in the United States of America principally caused by the end of years of warfare between France and Great Britain. . . .
- Banking Holiday
- In 1939, responding to events caused by the Great Depression, President Franklin Roosevelt declared a "banking holiday," ordering all banks in the United States closed until government audits declared them solvent. . . .
- Battle of Antietam
- The Battle of Antietam was the climax of the Confederate Army of Northern Virginia's first invasion of the North. . . .
- Battle of Buffington Island
- The Battle of Buffington Island was the only major Civil War engagement fought in the State of Ohio. . . .
- Battle of Chattanooga
- The Battle of Chattanooga took place from November 23 to November 25, 1863, during the American Civil War. . . .
- Battle of Chickamauga
- During the American Civil War, the Battle of Chickamauga took place from September 18 to September 20, 1863. . . .
- Battle of Fallen Timbers
- The Battle of Fallen Timbers was an important victory for the United States Army against natives in the Northwest Territory. . . .
- Battle of Fort Donelson
- In February 1862, General Ulysses S. Grant, a native Ohioan, led a Union force that captured Fort Donelson from the Confederacy. . . .
- Battle of Fort Fizzle
- The Battle of Fort Fizzle was an uprising in Holmes County to protect local residents from federal officials sent to Ohio to enforce the Conscription Act during the Civil War. . . .
- Battle of Fort Henry
- In February 1862, General Ulysses S. Grant, a native Ohioan, led a Union force that captured Fort Henry from the Confederacy. . . .
- Battle of Gettysburg
- In June 1863, General Robert E. Lee and the Confederate Army of Northern Virginia launched an invasion of the North. . . .
- Battle of Lake Erie
- The Battle of Lake Erie was a pivotal naval engagement between British and American forces during the War of 1812. . . .
- Battle of Lumbarton
- In 1857, the Battle of Lumbarton occurred between federal marshals, who were enforcing the Fugitive Slave Law of 1850, and anti-slavery Ohioans. . . .
- Battle of Peckuwe
- The Battle of Peckuwe was the largest battle of the American Revolution to occur west of the Allegheny Mountains. . . .
- Battle of Piqua
- Throughout the American Revolution, Shawnee warriors conducted raids against American settlements in Kentucky. In November 1782, George Rogers Clark, hoping to prevent further attacks, led a detachment of militiamen against the Shawnee Indians living at modern-day Piqua, Ohio. . . .
- Battle of Point Pleasant
- The Battle of Point Pleasant, fought on October 10, 1774, was the decisive battle of Lord Dunmore's War. . . .
- Battle of Shiloh
- The Battle of Shiloh occurred on April 6 and 7, 1862, at Pittsburg Landing on the Tennessee River. Confederate General Albert Sidney Johnston attacked a Union army under the command of General Ulysses S. Grant, hoping to repel the Northern advance. . . .
- Battle of the Olentangy
- In 1782, William Crawford led a combined force of Virginians and Pennsylvanians in an attack on Mingo Indians and Delaware Indians along the Sandusky River. David Williamson and a number of the men who had participated in the Gnadenhutten Massacre of Delaware Indians were among his troops. . . .
- Battle of the Sandusky
- In 1782, William Crawford led a combined force of Virginians and Pennsylvanians in an attack on Mingo Indians and Delaware Indians along the Sandusky River. David Williamson and a number of the men who had participated in the Gnadenhutten Massacre of Delaware Indians were among his troops. . . .
- Battle of the Thames
- The Battle of the Thames was a pivotal American victory during the War of 1812. . . .
- Battle of Tippecanoe
- In 1811, the Battle of Tippecanoe was a significant defeat for Tecumseh's Native-American Confederation. . . .
- Beaver Wars
- Beginning in the 1600s, the Iroquois Indians participated in the fur trade principally with Dutch and British merchants, although a few Iroquois also traded with the French. . . .
- Big Bottom Massacre
- The Big Bottom Massacre was a famous encounter between Northwest Territory settlers and local American Indian tribes in 1791. . . .
- Bleeding Kansas
- Bleeding Kansas was a mini civil war between pro- and anti-slavery forces that occurred in Kansas from 1856 to 1865. . . .
- Bombing of Cambodia
- In March 1969, President Richard Nixon authorized secret bombing raids in Cambodia, a move that escalated opposition to the Vietnam War in Ohio and across the United States. . . .
- Bouquet's Expedition
- In 1764, Colonel Henry Bouquet led an expedition into the Ohio country to put down an Indian uprising that later came to be called Pontiac's Rebellion. . . .
- Brown v. the Board of Education of Topeka, Kansas (1954)
- Brown v. the Board of Education of Topeka, Kansas was one of the more important court cases in the history of civil rights in the United States. . . .
- Brownouts
- Brownouts occur when power plants fail to produce enough electricity to meet demand. . . .
- Celeron de Bienville's Expedition
- In 1748, Comte de la Galissoniere, the highest-ranking French official in North America, ordered Celeron de Bienville (also spelled Celeron de Blainville) to take 250 French soldiers to the Ohio Country to renew old friendships with local Native Americans and to drive the English traders from the region. . . .
- Centenary Exhibition of American Methodist Missions
- The Centenary Celebration of American Methodist Missions was a Protestant missionary exposition held in Columbus, Ohio at the State Fairgrounds, in June and July 1919. . . .
- Cholera Epidemics
- Beginning in the early 1830s, cholera epidemics killed thousands of United States citizens, including many Ohioans. . . .
- Cincinnati Civil Disorders (2001)
- Beginning in early April, several incidents of civil disorder took place in Cincinnati, Ohio in 2001. . . .
- Cincinnati Courthouse Riot
- Cincinnati is generally recognized as the conservative heart of Ohio. Yet, for three days in 1884, Queen City citizens transformed their city into a war zone of deadly magnitude. From March 28 through March 30, 1884 law enforcement officers and Ohio National Guardsmen engaged in intense street fighting with mobs of Cincinnati residents that left more than forty people dead and over one hundred injured. . . .
- Cincinnati Industrial Expositions
- The Cincinnati Industrial Expositions were held in Cincinnati between 1870 and 1888 to showcase the products of Cincinnati business owners. . . .
- Circleville Pumpkin Show
- Since 1903, Circleville, Ohio has been the home of the Circleville Pumpkin Show. The festival occurs annually and begins on the third Wednesday of October. . . .
- Civil Rights Movement
- Since the end of the American Civil War, African Americans have struggled to achieve equality. In 1865, the Thirteenth Amendment to the United States Constitution ended slavery in the United States. . . .
- Civil War Anti-War Protests
- Like some residents of other Northern states, numerous Ohioans strenuously objected to the American Civil War. Various reasons existed for the reluctance of these Ohioans and their fellow Northerners to support the Union. . . .
- Cleveland Civil Disorders (1966 - 1968)
- In the mid 1960s, Cleveland, Ohio was the scene of several nationally prominent civil disturbances that were racially charged. . . .
- Cleveland Clinic Fire
- A catastrophic fire at the Cleveland Clinic in 1929 impacted fire fighting practices and hospital procedures in Ohio and across the United States. . . .
- Cleveland, Ohio's Default
- In 1978, the Cleveland, Ohio, city government defaulted on 15.5 million dollars in short-term loans from local banks. . . .
- Cleveland, Ohio, Public Schools' Near-Bankruptcy
- In 1978, the Cleveland, Ohio, Public School System nearly had to declare bankruptcy. . . .
- Cleveland, Ohio, School Voucher Program
- In 1995, the Ohio state government implemented a controversial, school voucher program for students in the Cleveland Public Schools. . . .
- Cold War
- As World War II was ending, the Cold War began. This was to be a long lasting and continuing confrontation between the Soviet Union and the United States, lasting from 1945 to 1989. . . .
- Collinwood School Fire
- The Collinwood School Fire took place on March 4, 1908. Lakeview School was located in the Cleveland suburb of Collinwood. A fire began in the school's basement. . . .
- Compromise of 1850
- The Compromise of 1850 was one of several attempts by both the North and the South to settle differences over slavery's expansion. . . .
- Contemporary Arts Center Obscenity Charges
- In 1991, the Contemporary Arts Center, located in Cincinnati, Ohio, hosted an exhibit, which outraged local residents and people in other parts of the country. . . .
- Corning War
- The "Corning War" illustrates the racial tensions that existed in southeastern Ohio during the late nineteenth century. . . .
- Crash of the USS Shenandoah
- During World War I, the United States military first observed Germany's use of zeppelins, a type of airship. Once the war ended, the United States Navy determined that it would build three rigid airships. These airships would not be used to fight in future wars but instead would be able to scout enemy positions. . . .
- Cuyahoga River Fire
- On June 22, 1969, an oil slick and debris in the Cuyahoga River caught fire in Cleveland, Ohio, drawing national attention to environmental problems in Ohio and elsewhere in the United States. . . .
- Dayton Peace Accords
- The Dayton Peace Accords, negotiated at Wright-Patterson Air Force Base near Dayton, Ohio in 1995, paved the way toward ending years of ethnic warfare in Serbia, Bosnia-Herzegovina, and Croatia. . . .
- Dayton, Ohio, General Motors Strike (1996)
- On March 5, 1996, three thousand workers, members of the United Auto Workers, went on strike at two General Motors (GM) parts plants in Dayton, Ohio, causing GM production facilities across the United States close. . . .
- de Bienville's Expedition
- In 1748, Comte de la Galissoniere, the highest-ranking French official in North America, ordered Celeron de Bienville (also spelled Celeron de Blainville) to take 250 French soldiers to the Ohio Country to renew old friendships with local Native Americans and to drive the English traders from the region. . . .
- DeRolph v. State of Ohio
- In 1997 the Ohio Supreme Court, in the case of DeRolph v. State of Ohio, ruled that the state's system for funding public education was unconstitutional. . . .
- Dred Scott v. Sandford
- The court case Dred Scott v. Sandford fueled tensions between the North and the South that eventually led to the American Civil War. . . .
- Dudley's Defeat
- Dudley's Defeat was an important battle during the War of 1812. The battle took place during the first siege of Fort Meigs. . . .
- Dulcimer Days
- Since 1974, Roscoe Village, in Coshocton, Ohio, has hosted Dulcimer Days. . . .
- East Ohio Gas Company Explosion
- On October 20, 1944, a natural gas storage tank at the East Ohio Gas Co. plant in Cleveland, Ohio, exploded. The plant was located north of St. Clair Avenue near East 61st and East 62nd Streets. . . .
- Energy Crisis of the 1970s
- In the 1970s, Ohioans, like other Americans, experienced inconvenience and financial hardships, due to severe fuel shortages and inflated prices caused by the rising cost of crude oil. . . .
- Festival Latino
- The Festival Latino is an annual Hispanic festival that occurs in Columbus, Ohio. . . .
- First Aerial Wedding
- The first aerial wedding took place over Cincinnati, Ohio on October 19, 1874. . . .
- First Airplane Flight
- The first successful flight of a powered airplane occurred at Kitty Hawk, North Carolina, on December 17, 1903. The plane's designers were Dayton residents Orville and Wilbur Wright, who until that point had made a living by building bicycles. . . .
- First Cross-Country Automobile Trip
- Horatio Nelson Jackson made the first cross-country automobile trip in 1903, in a Winton automobile that was manufactured in Ohio. . . .
- First Ejection from an Airplane while in Flight
- The first ejection from an airplane while in flight occurred at Wright Field in Dayton, Ohio. . . .
- First Helicopter Crossing of the Atlantic Ocean
- Two Ohioans made the first successful crossing of the Atlantic Ocean in a helicopter. . . .
- First Night Flight in World History
- Ohioan Walter Richard Brookins made the first night flight in world history. . . .
- First Red Scare
- As World War I was ending, a fear-driven, anti-communist movement known as the First Red Scare began to spread across the United States. . . .
- First Successful Cloud Seeding
- W.D. Bancroft was the first man to seed clouds successfully. . . .
- First White Wedding in Cleveland
- The first wedding between a white man and a white woman in Cleveland took place on July 4, 1797. . . .
- First Women's Rights Movement
- In North America, the women's rights movement first gained momentum with the American Revolution. . . .
- Free Fishing Days
- In 1993, the Ohio Department of Natural Resources' Division of Wildlife implemented "Free Fishing Days." On specific days, this program allows Ohio residents to fish in any of Ohio's bodies of water without having to pay for a fishing license. . . .
- Freedom Summer
- Freedom Summer was an important event in the Civil Rights Movement during the 1960s. . . .
- French and Indian War
- The French and Indian War (1754 -1763) was one in a series of wars fought between England and France beginning in the late 1600s. . . .
- Glenville Shootout
- The "Glenville shootout" was one of a series of racially-charged riots that occurred in Cleveland, Ohio during the 1960s. . . .
- Gnadenhutten Massacre
- On March 8 and 9, 1782, a group of Pennsylvania militiamen under the command of Captain David Williamson attacked the Moravian Church mission founded by David Zeisberger at Gnadenhutten. . . .
- Great Depression
- The Great Depression took place after the Stock Market Crash in October 1929. During the late 1920s, the stock market in the United States boomed. Many Americans began to purchase stock, and the value of stocks dramatically increased in value. . . .
- Great Hocking Valley Coal Strike of 1884-1885
- In 1884, miners working for the Columbus and Hocking Coal and Iron Company went on strike when company management lowered wages by one-fourth. . . .
- Great Migration
- The Great Migration began in the 1910s and continued through World War II in the1940s. During this thirty year time period, hundreds of thousands of African Americans moved from the South to the North. . . .
- Great Railroad Strike of 1877
- The Great Railroad Strike of 1877 began on July 17, 1877, in Martinsburg, West Virginia. Workers for the Baltimore & Ohio Railroad went on strike, because the company had reduced workers' wages twice over the previous year. . . .
- Great Steel Strike of 1919
- In 1919, workers represented by the American Federation of Labor went on strike against the United States Steel Corporation. . . .
- Gulf of Tonkin Incident
- The Gulf of Tonkin Incident, in 1964, was a major turning point in United States military involvement in Vietnam. . . .
- Gulf War
- The Gulf War was a short military conflict between Iraqi and United Nations forces during the first two months of 1991. . . .
- Halloween Riot
- On October 31, 1952, a riot erupted at the Ohio Penitentiary in Columbus. It became known as the “Halloween Riot,” as it began on Halloween. . . .
- Harmar's Defeat
- In 1790, Josiah Harmar, commander of the American army in the Northwest Territory, was stationed at Fort Washington (present-day Cincinnati). . . .
- Hawke v. Smith
- On June 1, 1920, the United States Supreme Court upheld Ohio's ratification of the Eighteenth Amendment over objections that the Ohio Constitution provided for a popular referendum on the issue. . . .
- Hinckley Hunt
- On December 24, 1818, more than 500 men participated in an organized hunting expedition, known as the Hinckley Hunt. The goal of the hunt was to rid Hinckley Township, in Medina County, Ohio, of animals that residents considered as pests or threats to their crops and livestock. . . .
- Home State Savings Bank's Failure
- In March 1985, the Home State Savings Bank of Cincinnati collapsed, setting off a series of savings-and-loan closures in Ohio and across the United States of America. . . .
- Hough Riots
- In Cleveland, Ohio in June 1966, a series of racially-charged riots occurred in the Hough neighborhood. . . .
- Influenza Epidemic of 1918
- A deadly outbreak of Spanish Influenza, which reached epidemic proportions, spread from Europe to the United States and to Ohio in 1918. . . .
- Interstate 70 Sinkholes
- On March 4, 1995, a twelve-foot sinkhole developed in the eastbound lanes of Interstate 70 in Guernsey County, Ohio. Three cars and one truck struck the sinkhole, but no serious injuries resulted. . . .
- John Brown's Raid on Harper's Ferry
- In 1859, abolitionist John Brown was responsible for one of the most important events that led to the American Civil War. . . .
- Jones v. Van Zandt
- The United States Supreme Court case Jones v. Van Zandt pitted a Kentucky slaveowner against an Ohio abolitionist, who had assisted nine slaves in search of their freedom. . . .
- Juneteenth
- During the American Civil War, President Abraham Lincoln's Emancipation Proclamation declared that slavery would end in any area still in rebellion against the United States on January 1, 1863. Lincoln hoped that Southerners would rejoin the United States before the deadline to keep their slaves. . . .
- Kent State Shootings
- In May 1970, students protesting the bombing of Cambodia by United States military forces, clashed with Ohio National Guardsmen on the Kent State University campus. . . .
- King George's War
- From 1744 until 1748, England and France were engaged in King George's War. This was the American phase of the larger War of the Austrian Succession from 1740 to 1748. . . .
- Korean War
- The Korean War was one of several military conflicts that occurred during the Cold War, as the United States and its allies attempted to stop the spread of communism. . . .
- Labor Day
- Labor Day is an American holiday that celebrates workers and provides them with a day of rest. Americans observe the holiday on the first Monday of each September. . . .
- Little Brown Jug
- Since 1956, the Little Brown Jug has been one of the horse races in the Triple Crown of Pacing. The competition first occurred in 1946, and it has always taken place at the Delaware County Fairgrounds in Delaware, Ohio. . . .
- Little Steel Strike of 1937
- The Little Steel Strike of 1937 pitted steelworkers, represented by the Congress of Industrial Organizations, against smaller steel manufacturing companies, such as the Republic Steel Company, the Youngstown Sheet and Tube Company, collectively known as Little Steel. . . .
- Lord Dunmore's War
- Lord Dunmore's War was a confrontation between colonial Virginia and the Native Americans of the Ohio Country in 1774, and it was also a prelude to the American Revolution, which began the following year. . . .
- Lucasville Prison Riot
- On April 11, 1993, Easter Sunday, approximately 450 prisoners in Cellblock L of the Southern Ohio Correctional Facility, in Lucasville, Ohio, rioted. . . .
- Manhattan Project
- The Manhattan Project was the code name given to the efforts of the United States, Great Britain and Canada to develop the first atomic bomb during World War II. . . .
- May Day Strike of 1886
- On May 1, 1886, 350,000 workers staged a nationwide work stoppage to demand the adoption of a standard eight-hour workday. . . .
- McCulloch v. Maryland
- McCulloch v. Maryland was a landmark legal case in which the United States Supreme Court invoked the "necessary and proper" clause of the Constitution to support the conclusion that the federal government's power extends beyond the powers specifically listed in the Constitution. . . .
- Memorial Tournament
- The Memorial Tournament is an annual PGA Tour event held at the Muirfield Village Golf Club, in Dublin, Ohio. . . .
- Mexican War
- The Mexican War was a major conflict between the United States and Mexico from 1846 to 1848. . . .
- Miamisburg, Ohio, Train Derailment
- On July 8, 1986, fifteen cars of a forty-four-car CSX train derailed near Miamisburg, Ohio. Some of the cars that derailed contained phosphorus. . . .
- Missouri Compromise
- The Missouri Compromise of 1820 maintained the balance among states favoring and opposed to slavery in the Congress of the United States. . . .
- Morgan's Raid
- Morgan's Raid was the only major attack by Confederate forces on the State of Ohio during the American Civil War. . . .
- National Air Races
- The National Air Races was an important competition in the early history of aviation. . . .
- National Hot Rod Association Spring Nationals
- The National Hot Rod Association Spring Nationals is an annual drag racing event held at National Trail Raceway, located between Hebron and Kirkersville, Ohio. . . .
- New Deal
- The New Deal was a major component of President Franklin Roosevelt's plan to help the United States recover from the Great Depression. . . .
- New Straitsville Mine Fire
- In 1884, striking miners pushed burning coal cars into a mine owned by the New Straitsville Mining Company, setting the mine ablaze. The fire still burns underground to this day. . . .
- Northwest Ordinance Sesquicentennial
- In 1937, the United States celebrated the 150th anniversary of the Northwest Ordinance of 1787. The Ohio State Archaeological and Historical Society proposed a national celebration of this important document. . . .
- Oberlin-Wellington Rescue Case
- The Oberlin-Wellington Rescue Case of 1858 showed how divided Ohio had become over the issue of slavery. . . .
- Ohio Constitutional Convention of 1802
- The Ohio Constitutional Convention of 1802 drafted Ohio's first state constitution. . . .
- Ohio Constitutional Convention of 1850-1851
- By 1850, many Ohioans believed that the time had come to replace the Constitution of 1803. New issues had arisen that the drafters of the first constitution had not foreseen. . . .
- Ohio Constitutional Convention of 1873 - 1874
- In 1871, some Ohio government officials felt the need to redraft Ohio's state constitution. The constitution currently in effect was the Constitution of 1851. During the twenty years since this document's ratification, the United States had experienced great change. . . .
- Ohio Constitutional Convention of 1912
- In the early twentieth century, many Ohioans believed that the current state constitution was outdated. Progressives were attempting to rid politics of corruption and inefficiency, and many reformers believed that the government should do more to protect its citizens and the nation's moral values in an era of rapid change caused by industrialization, immigration, and urbanization. As a result, in 1910 Ohio voters approved the creation of a new constitutional convention. . . .
- Ohio Indian Wars
- The Ohio Indian Wars were a series of struggles between white settlers from the newly independent United States and Native American residents of the Ohio Country in the years after the American Revolution. . . .
- Ohio Penitentiary Fire
- On April 21, 1930, the Ohio Penitentiary experienced the worst disaster in its history. A terrible fire broke out in the early evening, eventually killing 322 inmates. . . .
- Ohio Penitentiary Riot (1952)
- On October 31, 1952, a riot erupted at the Ohio Penitentiary in Columbus. It became known as the “Halloween Riot,” as it began on Halloween. . . .
- Ohio Penitentiary Riot (1968)
- On August 20, 1968, prisoners at the Ohio Penitentiary rioted. Inmates in cell blocks C and D took nine guards prisoner. . . .
- Ohio River Flood of 1937
- In 1937, southern Ohio faced one of the worst floods in its history. The flood was particularly difficult for the city of Cincinnati, where flood levels reached almost eighty feet. . . .
- Ohio State Fair
- The Ohio State Fair is an annual exhibition held at the Ohio Expo Center in Columbus that showcases Ohio farming and commercial products and achievements. . . .
- Ohio Statehood
- By the early 1800s, many people residing in the Northwest Territory in the area that would become modern-day Ohio hoped to become an official state within the United States of America. Most people who supported statehood belonged to the Democratic-Republican Party. . . .
- Ohio Tobacco Festival
- Located in Ripley, Ohio, the Ohio Tobacco Festival commemorates the important role that tobacco has played in southern Ohio's economy since the nineteenth century. . . .
- Ohio University Data Theft Case
- In April 2006, Ohio University in Athens, Ohio, announced that computer records from the institution's training center for fledgling businesses had been stolen. . . .
- Ohio University Die-in
- On April 6, 2005, approximately twenty people, including students, held a "die-in" at Ohio University in Athens, Ohio. This event was to protest the presence of United States soldiers in Iraq. . . .
- Ohio's Banking Holiday of 1985
- In 1985, Ohio Governor Richard F. Celeste declared a banking holiday, to halt a rush on deposits due the collapse of the Home State Savings Bank, of Cincinnati. . . .
- Ohio's Bicentennial
- In 2003, Ohio celebrated two hundred years of statehood. Festivities occurred across the state. The Ohio Bicentennial Commission had at least one barn in each of Ohio's eighty-eight counties painted with the bicentennial logo. . . .
- Ohio's Centennial
- Ohio became the seventeenth state in the United States in 1803. One hundred years later, Ohioans celebrated the state's centennial. . . .
- Ohio's Early Historic Periods Timeline
- A timeline of Ohio's Major Historic Periods. . . .
- Ohio's First Fugitive Slave Case
- An escaped slave woman known only as Jane became the subject of Ohio's first known fugitive slave case. . . .
- Ohio's Most Unique Music Festival
- What has been called "Ohio's Most Unique Music Festival," occurs annually in Logan, Ohio. The Washboard Music Festival has taken place every June on Father's Day weekend since 2000. . . .
- Ohio's Sesquicentennial
- In 1953, Ohio celebrated the 150th anniversary of its statehood. The state sponsored a number of events to celebrate this occasion. . . .
- Ohio's Statewide Smoking Ban
- On November 7, 2006, Ohio voters overwhelmingly endorsed State Issue 5, which banned smoking inside of all public places in Ohio, including all restaurants, bars, bowling alleys, and work places. Almost sixty percent of Ohio voters supported the measure, while forty percent opposed it. . . .
- Operation Enduring Freedom
- In October 2001, the United States of America and Great Britain invaded the country of Afghanistan. The invasion was in response to the terrorist attacks launched against the United States on September 11, 2001. . . .
- Orr v. Allen
- Orr v. Allen was an important legal case heard by the United States Supreme Court that upheld the right of a state to use the power of eminent domain to advance public welfare. . . .
- Osborn v. Bank of the United States
- Osborn v. The United States was a legal case heard by the United State Supreme Court that affirmed the McCulloch v Maryland decision and prohibited states from taxing instruments of the federal government. . . .
- Over the Hill in October
- Some Ohio soldiers drafted in October 1940 threatened to desert once the original twelve months of their service was up. Many of these men painted the letters "O," "H," "I," and "O" (OHIO) on the walls of their barracks. These letters were an acronym for "Over the hill in October," which meant that the men intended to desert upon the end of their twelve months of duty. . . .
- Panic of 1819
- The Panic of 1819 and the accompanying Banking Crisis of 1819 were economic crises in the United States of America principally caused by the end of years of warfare between France and Great Britain. . . .
- Panic of 1837
- The Panic of 1837 was a financial crisis that had damaging effects on the Ohio and national economies. . . .
- Panic of 1857
- The Panic of 1857 was a nation economic depression caused, principally, by Europe's declining purchase of American agricultural products. . . .
- Panic of 1893
- The Panic of 1893 was a national economic crisis set off by the collapse of two of the country's largest employers, the Philadelphia and Reading Railroad and the National Cordage Company. . . .
- Penick v. Columbus Board of Education
- The federal court case, Penick v. Columbus Board of Education, led to the desegregation of Columbus, Ohio's public schools. . . .
- Pickerington Violet Festival
- The Pickerington Violet Festival is an annual event that celebrates the history of Pickerington and Violet Township, Ohio. . . .
- Pontiac's Rebellion
- Pontiac's Rebellion was an Indian uprising that occurred immediately following the French and Indian War. . . .
- Presidential Election of 1876
- The presidential election of 1876 led to the end of Reconstruction. In this election, the Republican Party nominated Rutherford B. Hayes, an Ohioan, while the Democratic Party ran Samuel Tilden, a New Yorker. . . .
- Presidential Election of 1912
- The Presidential Election of 1912 reflected both the important influence of Progressivism on American politics and the deep divisions that it could cause. . . .
- Presidential Election of 1916
- In the Presidential Election of 1916, President Woodrow Wilson narrowly won reelection. . . .
- Progressive Movement
- The Progressive Movement was a widespread reform effort to cure the many social and political ills in America after the advent of the Industrial Revolution. . . .
- Prohibition
- Prohibition includes the attempts of many reformers to reduce, if not end, the consumption of alcohol. . . .
- Rationing
- During World War II, the United States government implemented a rationing program that limited the amount of specified scarce products that civilians were allowed to purchase. . . .
- Ravenna, Ohio, Teachers' Strike
- In the spring of 1981, teachers in Ravenna, Ohio went on strike for eighty-five days, the longest teachers' strike in U.S. history. . . .
- Reconstruction
- Reconstruction is a name often given to the era immediately following the American Civil War. After the Northern states had defeated the Confederacy, the Union government developed policies to reconstruct the nation. . . .
- Reed v. Rhodes
- The federal district court decision in the case of Reed v. Rhodes in 1976 led to the desegregation of the public schools of Cleveland, Ohio. . . .
- River Valley Schools' Cancer Scare
- During the 1980s and 1990s, medical officials began observing an increased rate of cancer, especially leukemia, among students at Marion, Ohio's, River Valley Schools. . . .
- Rutherford v. M'Faddon
- The Ohio Supreme Court case of Rutherford v. M'Faddon upheld the doctrine of judicial review of acts of the legislature, at the state level. . . .
- Saloon-Keepers' Rebellion
- The Saloon Keepers' Rebellion was a protest movement in opposition to the Dow Law, which authorized the state government to tax and regulate the trafficking of alcohol within Ohio. . . .
- Savings-and-Loan Closures
- In March 1985, the Home State Savings Bank of Cincinnati collapsed, setting off a series of savings-and-loan closures in Ohio and across the United States of America. . . .
- Scopes Monkey Trial
- The Scopes Monkey Trial was a nationally famous Tennessee court case that upheld a state law banning the teaching of evolution in public schools in that state in 1925. . . .
- Scrap Drives
- During World War II, the United States government encouraged the American people to participate in scrap drives. Citizens were asked to turn over to the government items that would prove to be useful in the war effort. . . .
- Second Gulf War
- On March 20, 2003, a coalition of countries, principally the United States and Great Britain, invaded Iraq, contending that the Iraqi government, headed by Saddam Hussein, had developed or was in the process of developing chemical weapons and weapons of mass destruction. . . .
- Second Red Scare
- As World War II was ending, a fear-driven movement known as the Second Red Scare began to spread across the United States. Americans feared that the Soviet Union hoped to spread communism all over the world, overthrowing both democratic and capitalist institutions as it went. . . .
- Seneca Falls Convention
- In 1848, the first women's rights convention in the United States of America took place at Seneca Falls, New York. . . .
- September 11, 2001
- On September 11, 2001, members of Al-Qaeda, a terrorist group, launched attacks in New York City, New York, and in Washington, DC. Several terrorists took control of four passenger airplanes. . . .
- Sherman's March to the Sea
- Ohioan William Tecumseh Sherman, a general in the Union army during the American Civil War, is best known for his March to the Sea. . . .
- Siege of Cincinnati
- In September 1862, Confederate forces under General Kirby Smith captured Lexington, Kentucky in the second year of the American Civil War. Smith dispatched General Henry Heth to capture Covington, Kentucky and Cincinnati, Ohio. . . .
- Siege of Fort Recovery
- In 1792, President George Washington appointed Anthony Wayne as the commander of the United States Army of the Northwest, currently serving in the Northwest Territory. The major purpose of this army was to defend American settlers from Indian attack. . . .
- Siege of Vicksburg
- A victory at the siege of Vicksburg, Mississippi, in 1863 gave the Union control of the Mississippi River in the American Civil War. . . .
- Sieges of Fort Meigs
- General William Henry Harrison ordered his men to build Fort Meigs on the southern bank of the Maumee River in February 1813. This fort was to serve as a supply depot and a staging area for the invasion of Canada during the War of 1812. . . .
- Snow Bowl
- The Ohio State University versus University of Michigan football game in 1950 became known as the Snow Bowl. . . .
- South Charleston, Ohio Confrontation
- In 1835, pro-slavery advocates in South Charleston, Ohio threatened abolitionists with bodily harm at an anti-slavery rally. . . .
- Southern Ohio Correctional Facility Riot
- On April 11, 1993, Easter Sunday, approximately 450 prisoners in Cellblock L of the Southern Ohio Correctional Facility, in Lucasville, Ohio, rioted. . . .
- Spanish-American War
- In 1898, the United States declared war on Spain. Throughout the 1890s, many Americans objected to Spain's treatment of the people of Cuba, a colony of Spain. . . .
- Springfield, Ohio, Racial Conflicts
- In March 1904, an African-American man killed a white police officer in Springfield, Ohio. After local police arrested the murderer, a mob formed and marched to the jail. . . .
- Squaw Campaign
- In 1778, General Edward Hand, the American military commander at Fort Pitt, decided to punish the Mingo Indians in the Ohio Country for siding with the British. . . .
- St. Clair's Defeat
- St. Clair's Defeat was a major confrontation between the armed forces of the United States and the Native Americans of the Northwest Territory. It was the worst defeat of the United States Army at the hands of Native Americans. . . .
- State of Ohio Data Theft Case
- On June 15, 2007, Ohio Governor Ted Strickland announced that a computer storage device, which contained the personal information of thousands of state workers and citizens, had been stolen. This created a fear among thousands of Ohioans that their identities might be assumed by another person. . . .
- Stock Market Crash of 1929
- During the late 1920s, the stock market in the United States boomed. Millions of Americans began to purchase stock, causing the market to dramatically increase in value. Unfortunately for the economy, so many Americans invested money in the stock market that stocks became inflated in price. . . .
- Teapot Dome Scandal
- The worst scandal of Harding Administration was the Teapot Dome Scandal, named for the Teapot Dome oilfield in Wyoming. . . .
- Temperance Movement
- The Temperance Movement was an organized effort during the nineteenth and early twentieth centuries to limit or outlaw the consumption and production of alcoholic beverages in the United States. . . .
- Toledo War
- The Toledo War was a border dispute between the State of Ohio and the Michigan Territory during the first several decades of the nineteenth century. . . .
- Tumey v. Ohio
- Tumey v. Ohio was a case considered by the United States Supreme Court in 1927. The court struck down an Ohio law that denied citizens their constitutionally guaranteed right to due process by financially rewarding public officials for successfully prosecuting cases related to Phohibition. . . .
- United States of America v. Langham & Johnston
- The court case United States of America v. Langham & Johnston illustrates the poor status of the legal system in the Northwest Territory and in the wider United States of America during the late eighteenth and early nineteenth centuries. . . .
- United States' Invasion of Afghanistan
- In October 2001, the United States of America and Great Britain invaded the country of Afghanistan. The invasion was in response to the terrorist attacks launched against the United States on September 11, 2001. . . .
- USS Maine
- In 1898, the United States declared war on Spain. The principal reason for war involved the sinking of the United States battleship Maine. . . .
- USS Shenandoah
- During World War I, the United States military first observed Germany's use of zeppelins, a type of airship. Once the war ended, the United States Navy determined that it would build three rigid airships. These airships would not be used to fight in future wars but instead would be able to scout enemy positions. . . .
- Vietnam War
- Although the United States of America's military involvement in Vietnam escalated dramatically beginning in 1964, it actually began in the late 1950s and continued until 1973. . . .
- War of 1812
- The War of 1812 was fought between the United States and Great Britain from 1812 until 1815. . . .
- Washboard Music Festival
- What has been called "Ohio's Most Unique Music Festival," the Washboard Music Festival, occurs annually in Logan, Ohio. This event has taken place every June on Father's Day weekend since 2000. . . .
- Wayne's Indian Campaign of 1794
- In 1792, President George Washington appointed Anthony Wayne as the commander of the United States Army of the Northwest. The major purpose of this army was to defend American settlers from Indian attack. . . .
- Wilderness Campaign
- The Wilderness Campaign of 1864 was one of the most violent and deadly of the American Civil War. . . .
- Women Watch
- Women Watch is an event hosted by the Ursuline Sisters of Cleveland each March at the Public Square in Cleveland, Ohio. The purpose of the event is to honor women and children harmed or killed in Cuyahoga County, Ohio, during the previous year. . . .
- World Golf Championships - Bridgestone Invitational
- The World Golf Championships - Bridgestone Invitational is an annual golfing tournament sponsored by the International Federation of PGA Tours and hosted by the Firestone Country Club, in Akron, Ohio. . . .
- World War I
- World War I began in Europe in August 1914. The origins of the war went back to the late nineteenth century, when European countries competed against each other to gain colonies and trade advantages in Africa and Asia. . . .
- World War II
- World War II formally began in September 1939, with Germany's invasion of Poland, although military aggression had taken place between various countries of the world for several years before that date. . . .
- World's First Automobile Accident
- The world's first automobile accident occurred in Ohio City, Ohio in 1891. . . .
- World's First Automobile Insurance Policy
- The world's first automobile insurance policy was issued in Dayton, Ohio in 1897. . . .
- World's First Emergency Parachute Jump
- The first emergency parachute jump took place at McCook Field in Dayton, Ohio. On October 20, 1922, Lieutenant Harold R. Harris, Chief of the Flying Section of McCook Field, had to jump from his plane after his control stick malfunctioned and forced Harris's plane to enter a nosedive. . . .
- World's First Speeding Ticket
- The worlld's first speeding ticket was issued in Dayton, Ohio in 1904. . . .
- Xenia Tornado of 1974
- On April 3, 1974, an F5 category tornado struck Xenia, Ohio. The tornado that struck Xenia was just one of at least 148 tornados that occurred in the South and Midwest in a twenty-four period. This was the worst outbreak of tornados recorded in the twentieth century. . . .