http://www.history.com/this-day-in-history/nixon-announces-visit-to-communist-china

http://www.history.com/this-day-in-history/french-revolutionaries-storm-bastille

http://www.history.com/this-day-in-history/live-aid-concert

http://www.history.com/this-day-in-history/ferraro-named-vice-presidential-candidate

http://www.history.com/this-day-in-history/burr-slays-hamilton-in-duel

http://www.history.com/this-day-in-history/monkey-trial-begins

http://www.history.com/this-day-in-history/wimbledon-tournament-begins

http://www.history.com/this-day-in-history/paris-celebrates-2000th-birthday

http://www.history.com/this-day-in-history/building-of-hoover-dam-begins

http://www.history.com/this-day-in-history/althea-gibson-is-first-african-american-to-win-wimbledon