Source: HistoryNet.com
1099: The Crusaders launch their final assault on Jerusalem.
1534: Ottoman armies capture Tabriz in northwestern Persia.
1754: George Washington surrenders Fort Necessity to the French, leaving them in control of the Ohio Valley.
1832: Henry Schoolcraft discovers the source of the Mississippi River in Minnesota.
1878: The Congress of Berlin divides the Balkans among European powers.
1939: Frank Sinatra records his first song, "From the Bottom of My Heart," with the Harry James Band.
1941: Britain and the Soviet Union sign a mutual aid pact, providing the means for Britain to send war material to the Soviet Union.
1954: In Geneva, Great Britain, the Soviet Union, the People's Republic of China and France reach an accord on Indochina, dividing Vietnam into two countries, North and South, along the 17th parallel.
1971: The Army of Morocco executes 10 leaders accused of leading a revolt.
1982: Montréal Expos host First All-Star Game played outside the U.S.; the National League defeats the American League 4-1, winning for the 11th consecutive year.
1991: Bryan Adams'" Everything I Do, I Do It For You" (theme song of the Kevin Costner movie Robin Hood) hits #1 on the U.K. pop singles chart; stays there for record-breaking 16 weeks.
1991: Gwich'in people of Mackenzie Delta settle land claim after 20 years of negotiations; awarded 15,000 sq. km of land and $75 million; first regional settlement with northern native groups.