On August 21, 2004, American swimmer Michael Phelps wins his eighth medal of the 2004 Athens Olympics in spite of sitting out his eighth scheduled event, the final of the 4 x 100-meter medley relay.
Jomo Kenyatta, Kenyan independence leader, is freed
Jomo Kenyatta, leader of the Kenyan independence movement, is released by British colonial authorities after nearly nine years of imprisonment and detention.
On August 21, 1944, representatives from the United States, Great Britain, the Soviet Union and China meet in the Dumbarton Oaks estate at Georgetown, Washington, D.
On August 21, 1897, Ransom Eli Olds of Lansing, Michigan, founds Olds Motor Vehicle Company, which will later become Olds Motor Werks and then Oldsmobile.
Nat Turner launches massive insurrection in Virginia
Believing himself chosen by God to lead his people out of slavery, Nat Turner launches the largest-ever insurrection by enslaved people in the United States.