1942

Anne Frank, a German-born Jewish girl living in Amsterdam, received a diary for her 13th birthday, less than a month before she and her family went into hiding from the Nazis.

1963

Civil rights leader Medgar Evers, 37, was shot and killed outside his home in Jackson, Mississippi. (In 1994, Byron De La Beckwith was convicted of murdering Evers and sentenced to life in prison; he died in 2001.)

2016

A gunman opened fire at the Pulse nightclub, a gay establishment in Orlando, Florida, leaving 49 people dead and 53 wounded; Omar Mateen pledged allegiance to the Islamic State group during a three-hour standoff before being killed in a shootout with police.