1512 - Spanish explorer Juan Ponce de Leon sighted Florida.
1794 - The U.S. Congress and President Washington authorized the creation of the U.S. Navy.
1814 - U.S. troops under Gen. Andrew Jackson defeated the Creek Indians at Horshoe Bend in Northern Alabama.
1836 - The first Mormon temple was dedicated in Kirtland, OH.
1841 - The first steam fire engine was tested in New York City.
1848 - John Parker Paynard originates medicated adhesive plaster
1849 - Joseph Couch patents steam-powered percussion rock drill
1855 - Abraham Gesner patents kerosene
1860 - The corkscrew was patented by M.L. Byrn.
1865 - Siege of Spanish Fort AL: captured by Federals
1866 - Andrew Rankin patents the urinal
1884 - The first long-distance telephone call was made from Boston to New York.
1899 - The first international radio transmission between England and France was achieved by the Italian inventor G. Marconi.
1904 - Mary Jarris "Mother" Jones was ordered by Colorado state authorities to leave the state. She was accused of stirring up striking coal miners.
1912 - The first cherry blossom trees were planted in Washington, DC. The trees were a gift from Japan.
1914 - 1st successful blood transfusion (in Brussels)
1933 - About 55,000 people staged a protest against Hitler in New York City.
1933 - Polythene discovered by Reginald Gibson & Eric William Fawcett
1941 - Tokeo Yoshikawa arrived in Oahu, HI, and began spying for Japan on the U.S. Fleet at Pearl Harbor.
1942 - The British raided the Nazi submarine base at St. Nazaire, France.
1946 - Four-month long strikes at both General Electric and General Motors ended with a wage increase.
1951 - Frank Sinatra recorded "I'm a Fool to Want You"
1952 - The U.S. Eighth Army reached the 38th parallel in Korea, the original dividing line between the two Koreas.
1955 - Steve McQueen made his network TV debut on "Goodyear Playhouse."
1958 - The U.S. announced a plan to explore space near the moon.
1964 - Earthquake strikes Anchorage AK, 8.2 on Richter scale, 131 die from earthquake and resulting tsunami; this is the most violent eathquake in US history
1972 - Adolph Rupp retires after 42 years of coaching University of Kentucky
1976 - Washington, DC, opened its subway system.
1977 - Aviation's worst disaster, 583 people died when a KLM 747 and a Pan Am 747 collided with each other on a foggy runway on the Canary Island of Tenerife.
1980 - Mount St Helens becomes active after 123 years
1989 - The U.S. anti-missile satellite failed the first test in space.
1997 - Dexter King met with James Earl Ray. Ray was in prison for the assassination of Dr. Martin Luther King. Dexter King believes that Ray had nothing to do with the assassination.
1998 - In the U.S., the FDA approved the prescription drug Viagra. It was the first pill for male impotence.
1998 - Top civilian aircraft makers in France, Spain, Germany and Britain agreed to create single European aerospace and defense company.
2004 - NASA successfully launched an unpiloted X-43A jet that hit Mach 7 (about 5,000 mph).