Source: HistoryNet.com
1303: The War of Vespers in Sicily ends with an agreement between Charles of Valois, who invaded the country, and Frederick, the ruler of Sicily.
1919: The Communist Labor Party is founded in Chicago, with the motto, "Workers of the world unite!"
1949: Six of the 16 surviving Union veterans of the Civil War attend the last-ever encampment of the Grand Army of the Republic, held in Indianapolis, Indiana.
1961: A concrete wall replaces the barbed wire fence that separates East and West Germany, it will be called the Berlin wall.
1985: Police capture Richard Ramirez, dubbed the "Night Stalker" for a string of gruesome murders that stretched from Mission Viejo to San Francisco, Cal.
1994: The Irish Republican Army (IRA) announces a "complete cessation of military operations," opening the way to a political settlement in Ireland for the first time in a quarter of a century.
1997: Diana, Princess of Wales, dies in a Paris car crash along with her companion Dodi Fayed and driver Henri Paul while fleeing paparazzi.
2006: Edvard Munch's famed painting The Scream recovered by Norwegian police. The artwork had been stolen on Aug. 22, 2004.