10 August History
- 955 - Otto organizes his nobles and defeats the invading Magyars at the Battle of Lechfeld in Germany.
- 1539 - King Francis of France declares that all official documents are to be written in French, not Latin.
- 1557 - French troops are defeated by Emmanuel Philibert's Spanish army at St. Quentin, France.
- 1582 - Russia ends its 25-year war with Poland.
- 1628 - The Swedish warship Vasa capsizes and sinks in Stockholm harbor on her maiden voyage.
- 1779 - Louis XVI of France frees the last remaining serfs on royal land.
- 1831 - William Driver of Salem, Massachusetts, is the first to use the term "Old Glory" in connection with the American flag, when he gives that name to a large flag aboard his ship, the Charles Daggett.
- 1846 - The Smithsonian Institution is established in Washington through the bequest of James Smithson.
- 1864 - Confederate Commander John Bell Hood sends his cavalry north of Atlanta to cut off Union General William Sherman's supply lines.
- 1911 - The House of Lords in Great Britain gives up its veto power, making the House of Commons the more powerful House.
- 1913 - The Treaty of Bucharest ends the Second Balkan War.
- 1941 - Great Britain and the Soviet Union promise aid to Turkey if it is attacked by the AxisPowers.
- 1950 - President Harry S. Truman calls the National Guard to active duty to fight in the Korean War.
10 August Birthdays
- 1753 - Edmund Jennings Randolph, governor of Virginia and first U.S. attorney general.
- 1810 - Camillo di Cavour, helped bring about the unification of Italy under the House of Saxony.
- 1874 - Herbert Hoover, 31st president of the United States (1929-1933).
- 1909 - George W. Crockett, first African-American lawyer with the U.S. Department of Labor.
- 1909 - Leo Fender, inventor of the first mass-produced electric guitar.
- 1928 - Eddie Fisher, American singer.