1139 - The Second Lateran Council opened in Rome.
1534 - Jacques Cartier, a French explorer, set sail from St. Malo to explore the North American coastline.
1689 - The siege of Londonderry began. Supporters of James II attacked the city.
1792 - France declared war on Austria, Prussia, and Sardinia. It was the start of the French Revolutionary wars.
1809 - Napoleon defeated Austria at Battle of Abensberg, Bavaria.
1861 - Robert E. Lee resigned from U.S. Army.
1902 - Scientists Marie and Pierre Curie isolated the radioactive element radium.
1919 - The Polish Army captured Vilno, Lithuania from the Soviets.
1945 - Soviet troops began their attack on Berlin.
1945 - During World War II, Allied forces took control of the German cities of Nuremberg and Stuttgart.
1972 - The manned lunar module from Apollo 16 landed on the moon.
1984 - Britain announced that its administration of Hong Kong would cease in 1997.
1991 - Mikhail Gorbachev became the first Soviet head of state to visit South Korea.
1992 - The worlds largest fair, Expo '92, opened in Seville, Spain.