1776 – Delegates sign Declaration of Independence
http://www.history.com/this-day-in-history/delegates-sign-declaration-of-independence
1934 – Hitler becomes fuhrer
http://www.history.com/this-day-in-history/hitler-becomes-fuhrer
1943 – Japanese forces attack PT boat with Kennedy on board
http://www.history.com/this-day-in-history/japanese-forces-attack-pt-boat-with-kennedy-on-board
1971 – Nixon administration acknowledges secret army in Laos
http://www.history.com/this-day-in-history/nixon-administration-acknowledges-secret-army-in-laos
1990 – Iraq invades Kuwait
http://www.history.com/this-day-in-history/iraq-invades-kuwait
1992 – Jackie Joyner-Kersee wins gold in heptathlon, again
http://www.history.com/this-day-in-history/jackie-joyner-kersee-wins-gold-in-heptathlon-again