1642 - Astronomer Galileo Galilei died in Arcetri, Italy.
1790 - In the United States, George Washington delivered the first State of the Union address.
1838 - Alfred Vail demonstrated a telegraph code he had devised using dots and dashes as letters. The code was the predecessor to Samuel Morse's code.
1856 - Borax (hydrated sodium borate) was discovered by Dr. John Veatch.
1877 - Crazy Horse (Tashunca-uitco) and his warriors fought their final battle against the U.S. Cavalry in Montana.
1886 - The Severn Railway Tunnel, Britain's longest, was opened.
1889 - The tabulating machine was patented by Dr. Herman Hollerith. His firm, Tabulating Machine Company, later became International Business Machines Corporation (IBM).
1900 - In South Africa, General White turned back the Boers attack of Ladysmith.
1916 - During World War I, the final withdrawal of Allied troops from Gallipoli took place.
1921 - David Lloyd George became the first prime minister tenant at Chequers Court, Buckinghamshire.
1935 - The spectrophotometer was patented by A.C. Hardy.
1958 - Bobby Fisher, at the age of 14, won the United States Chess Championship for the first time.
1959 - Charles De Gaulle was inaugurated as president of France's Fifth Republic.
1962 - Leonardo da Vinci's Mona Lisa was exhibited in America for the first time at the National Gallery of Art in Washington, DC. The next day the exhibit opened to the public.
1998 - Ramzi Yousef was sentenced to life in prison for his role of mastermind behind the World Trade Center bombing in New York.
1998 - Scientists announced that they had discovered that galaxies were accelerating and moving apart and at faster speeds.