Hawaii recorded its hottest day ever at 100°F.
Source
Britain implemented a Tea Act against its American colonies.
John Hinckley Jr., President Reagan's failed assassin, pleaded 'not guilty' due to not being mentally sound at trial.
NASA launched the Explorer 11 satellite atop a Juno II rocket from Cape Canaveral, Florida.
Witold Pilecki escaped Auschwitz.
The Airbus A380 passenger airliner successfully underwent its maiden flight.
