Napoleon Bonaparte's General Junot is defeated by Wellington at the first Battle of the Peninsular War at Vimeiro, Portugal.
Confederate raiders under William Quantrill strike Lawrence, Kansas, leaving 150 civilians dead.
Confederate General A.P. Hill attacks Union troops south of Petersburg, Va., at the Weldon railroad. His attack is repulsed, resulting in heavy Confederate casualties.
Italy declares war on Turkey.
U.S. Marines turn back the first major Japanese ground attack on Guadalcanal in the Battle of Tenaru.
The Dumbarton Oaks conference, which lays the foundation for the establishment of the United Nations, is held in Washington, D.C.
Soviet forces invade Czechoslovakia because of the country's experiments with a more liberal government.
Operation Paul Bunyan: after North Korean guards killed two American officers sent to trim a poplar tree along the DMZ on Aug. 18, US and ROK soldiers with heavy support chopped down the tree.
Communist hardliners' coup is crushed in USSR after just 2 days; Latvia declares independence from USSR.
Tiger Woods wins golf's PGA Championship, the first golfer to win 3 majors in a calendar year since Ben Hogan in 1953.
NATO decides to send a peacekeeping force to the former Yugoslav Republic of Macedonia.