Today:
841 – Charles the Bald and Louis the German defeated Emperor Lothair I at the Battle of Fontenay during the Carolingian civil war.
1530 – The Augsburg Confession, a central statement of Lutheran belief, was presented to Holy Roman Emperor Charles V.
1678 – Elena Cornaro Piscopia became the first woman known to receive a doctoral degree from a university.
1788 – Virginia ratified the U.S. Constitution, becoming the 10th state to join the Union.
1876 – Lieutenant Colonel George Armstrong Custer and much of the 7th Cavalry were killed at the Battle of the Little Bighorn.
1900 – Taoist monk Wang Yuanlu discovered the Dunhuang manuscripts in the Mogao Caves in China.
1940 – France formally surrendered to Nazi Germany after the German invasion of France.
1950 – The Korean War began when North Korean forces crossed the 38th parallel into South Korea.
1967 – The Beatles performed “All You Need Is Love” on the live global television broadcast Our World.
1991 – Croatia and Slovenia declared independence from Yugoslavia.