1154: William the Bad succeeds his father, Roger the II, in Sicily.
1790: As a result of the Revolution, France is divided into 83 departments.
1815: Napoleon and 1,200 of his men leave Elba to start the 100-day re-conquest of France.
1848: Karl Marx and Frederick Engels publish The Communist Manifesto in London.
1871: France and Prussia sign a preliminary peace treaty at Versailles.
1901: Boxer Rebellion leaders Chi-Hsin and Hsu-Cheng-Yu are publicly executed in Peking.
1914: Russian aviator Igor Sikorsky carries 17 passengers in a twin engine plane in St. Petersburg.
1917: President Wilson publicly asks congress for the power to arm merchant ships.
1924: U.S. steel industry finds an eight-hour day increases efficiency and employee relations.
1933: Ground is broken for the Golden Gate Bridge in San Francisco.
1943: U.S. Flying Fortresses and Liberators pound German docks and U-boat lairs at Wilhelmshaven.
1965: Norman Butler is arrested for the murder of Malcolm X.
1972: Soviets recover Luna 20 with a cargo of moon rocks.
1973: A publisher and 10 reporters are subpoenaed to testify on Watergate.
1990: Daniel Ortega, communist president of Nicaragua, suffers a shocking election defeat at the hands of Violeta Chamorro.
1993: A bomb rocks the World Trade Center in New York City. Five people are killed and hundreds suffer from smoke inhalation.