(1670) French explorer, Rene-Robert Cavelier, discovered Ohio region, claimed
for France
(1748) Ohio Company formed by Virginians
(1750) Ohio Company claimed land for England
(1754 - 1763) French and Indian War
(1763) France ceded all rights to the Ohio Territory to Britain in Treaty
of Paris
(1768) Iroquois Indians ceded all lands south and east of Ohio River to British
in Treaty of Fort Stanwix
(1775 - 1783) Revolutionary War
(1783) Treaty of Paris ended Revolutionary War; England ceded all lands in
Ohio
(1785) Methods of surveying, dividing land in Ohio established by Land Ordinance
of 1785
(1787) Ohio became part of Northwest Territory
(1788) First permanent white settlement in Ohio founded at Marietta
(1790 - 1794) Ohio Indian Wars
(1795) Treaty of Greeneville ended Ohio Indian Wars; Indians gave up most
of lands
(1800) Chillicothe became capital of Northwest Territory; Division Act created
Indian Territory
(1802) Formation of state government in Ohio authorized by Congress
(1803) Ohio became 17th state, first state west of Allegheny Mountains; Chillicothe
named state capital
(1810) Zanesville named state capital
(1812 - 1814) War of 1812
(1812) Columbus founded; Fort Meigs constructed to protect Ohio from invasion
(1813) British failed in attempt to overtake Fort Meigs; Oliver Perry Hazard's
fleet defeated British fleet at Battle of Lake Erie
(1816) State capital relocated to Columbus
(1832) Ohio and Lake Erie Canal opened
(1834) Anti-Slavery Society founded in Zanesville
(1835) Boundary dispute between Ohio and Michigan caused Toledo War; Ohio
granted contested lands around Toledo
(1840) William Henry Harrison elected U.S. President
(1842) Ohio's last Indian tribe, Wyandots, relinquished all claims to land
within state; left Ohio
(1845) Miami and Erie Canal opened
(1851) Current Ohio Constitution adopted
(1852) Publication of
Uncle Tom's Cabin, written in Ohio by Harriet
Beecher Stowe, increased racial tensions between North and South
(1859) In an effort to end slavery, abolitionist John Brown's led raid on
Harper's Ferry
(1861 - 1865) Civil War
(1863) Confederate Brigadier General John Hunt Morgan led troops on raid
across southern Ohio
(Morgan's Raid); Battle of Buffington Island was only
Civil War battle fought in Ohio
(1864) President Abraham Lincoln promoted Ohioan Ulysses S. Grant to supreme
commander of Union forces; Ohioan William T. Sherman's Union forces captured Atlanta;
Sherman led troops on "March to the Sea" from Atlanta to Savannah
(1865) Robert E. Lee surrendered Army of Northern Virginia to Ulysses S.
Grant
(1868) Ulysses S. Grant elected U.S. President
(1869) Cincinnati Redstockings, first professional baseball team, founded;
W. F. Semple of Mount Vernon patented chewing gum
(1870) John D. Rockefeller founded Standard Oil; Benjamin Goodrich opened
rubber plant in Akron
(1876) Rutherford B. Hayes of Ohio, elected U.S. President; Ashtabula train
accident killed 83
(1878) First cash register developed by James Ritty
(1879) Ohioan Thomas Edison invented electric light bulb; Cleveland became
first city in world to be lighted electrically by arc lights; National Cash Register
Co. founded in Dayton
(1880) James Garfield elected U.S. President
(1881) President Garfield shot by Charles Guiteau
(1884) Three-day riot occurred at Cincinnati Courthouse following verdict
of murder trial, 45 townspeople killed, 139 wounded
(1888) Benjamin Harrison elected U.S. President
(1896) Ohioan William McKinley elected U.S. President; first x-rays used
in surgery by John Gilman
(1898) Roller bearing invented by Henry Timken
(1901) President McKinley assassinated
(1903) Wright brothers, Orville and Wilbur, began building airplanes in Dayton
(1908) William Howard Taft of Cincinnati elected U.S. President; Collinwood
school fire near Cleveland killed 173 students, two teachers, one firefighter
(1911) Automobile self-starter invented by Charles Kettering of Loudonville
(1913) Flood of 1913 killed 428 people, caused state-wide destruction
(1914 - 1918) World War I
(1917) Camp Sherman constructed near Chillicothe to train WWI army troops
(1918) 1,200 troops die of influenza epidemic at Camp Sherman
(1920) William G. Harding elected U.S. President
(1921) Bing Act passed, required students to remain in school until graduation
or age 18
(1925) Shenandoan dirigible crashed, killed 14
(1929) Steel became Ohio's number one industry
(1930) Ohio Penitentiary fire killed 322 prisoners
(1937) Ohio River flooded, 750,000 people left homeless; East Ohio Gas Co.
explosion killed 131
(1938) Teflon invented by Ohioan Roy J. Plunkett
(1955) Ohio Turnpike completed
(1958) St. Lawrence Seaway completed
(1962) John Glenn of New Concord first American to orbit Earth
(1969) Neil Armstrong of Wapakoneta became first man to walk on moon
(1970) Four Kent State University students killed by National Guardsmen during
Vietnam War protests
(1973) Voters approved lottery
(1974) Tornado in Xenia killed 33
(1979) Public schools began busing students to eliminate segregation
(1986) Astronaut Judith Resnick of Akron, died in Challenger space shuttle
explosion
(1993) Lucasville prison riots resulted in nine prisoners and one guard killed
(1995) Rock and Roll Hall of Fame opened in Cleveland; Bosnian Peace Agreement
signed at Wright-Patterson Air Force Base
(1998) John Glenn (
from Ohio) became oldest American to travel into
space
(age 77)
(2001) New York terrorist attacks led to flurry of anti-terrorist activities
throughout Ohio; steam engine explosion at fair killed four, injured 49
(2003) Electric faults in Cleveland caused power outages to 50 million
(2006) Voters passed smoking ban in public places