Here’s a look at some interesting events that took place on this day in history:

1793: Marie Antoinette, wife of Louis XVI, is guillotined at the height of the French Revolution (more info)

1916: In Brooklyn, New York, Margaret Sanger opens the first family-planning clinic in the United States (more info)

1978: Pope John Paul II is elected during the Papal conclave (more info)

1991: George Hennard goes on a shooting spree at a Luby's Cafeteria in Texas, killing 23 and wounding 20 (more info)

1995: The Million Man March takes place in Washington, D.C. (more info)