Octavian holds the second of three consecutive triumphs in Rome to celebrate the victory over the Dalmatian tribes.
U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
World War I: Start of the Battle of Lorraine, an unsuccessful French offensive designed to recover the lost province of Moselle from Germany.
Loggers cause a forest fire in the Coast Range of Oregon, later known as the first forest fire of the Tillamook Burn; it is not fully extinguished until September 5, after destroying 240,000 acres (970 km2).
Franklin D. Roosevelt signs the Social Security Act, creating a government pension system for the retired.
World War II: Winston Churchill and Franklin D. Roosevelt sign the Atlantic Charter of war stating postwar aims.
Pakistan gains Independence from the British Empire and joins the Commonwealth of Nations.
Bahrain declares independence as the State of Bahrain.
Egypt declares a state of emergency as security forces kill hundreds of demonstrators supporting former president Mohamed Morsi.