English forces attacked the Spanish Armada, permanently crippling Spain's "invincible" fleet.
Dr. Michael-Gabriel Paccard and Jacques Balmat became the first to climb Mont Blanc.
Thomas Edison patented the mimeograph machine.
The first Davis Cup tennis tournament began at the Longwood Cricket Club in Brookline, Massachusetts.
In "The Great Train Robbery," some 15 thieves robbed the Glasgow-to-London mail train, making off with more than $6 million in cash.
Sharon Tate, wife of director Roman Polanski, and four others were murdered by members of Charles Manson's "family."
President Nixon announced he would resign the following day as a result of the Watergate scandal.
The Summer Olympic Games opened in Beijing, China.