1993: World Trade Center bombing: In New York City, a truck bomb parked below the North Tower of the World Trade Center explodes, killing six and injuring over a thousand.
1992: Nagorno-Karabakh War: Khojaly Massacre: Armenian armed forces open fire on Azeri civilians at a military post outside the town of Khojaly leaving hundreds dead.
1914: HMHS Britannic, sister to the RMS Titanic, is launched at Harland and Wolff shipyard in Belfast.
1909: Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.
1876: Japan and Korea sign a treaty granting Japanese citizens extraterritoriality rights, opening three ports to Japanese trade, and ending Korea's status as a tributary state of Qing dynasty China.
1794: The first Christiansborg Palace in Copenhagen burns down.
1616: Galileo Galilei is formally banned by the Roman Catholic Church from teaching or defending the view that the earth orbits the sun.
1266: Battle of Benevento: An army led by Charles, Count of Anjou, defeats a combined German and Sicilian force led by Manfred, King of Sicily. Manfred is killed in the battle and Pope Clement IV invests Charles as king of Sicily and Naples.
1233: Mongol-Jin War: The Mongols capture Kaifeng, the capital of the Jin dynasty, after besieging it for months.