On this day: July 1

Published On: Jun 28 2013 03:06:05 PM CDT   Updated On: Jul 01 2016 01:00:00 AM CDT

The Battle of Gettysburg begins, America's first zoo opens, the first Tour de France starts, the Sony Walkman hits the market, the PG-13 movie rating is introduced, and the Deepwater Horizon oil spill breaks an unfortunate record, all on this day.

OTD July 1 - Princess Diana
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Nick Parfjonov/Wikimedia Commons

1961: Diana, Princess of Wales, is born Diana Spencer in Sandringham, Norfolk, England. She became famous with her engagement to Charles, Prince of Wales, and their July 29, 1981, wedding at St. Paul's Cathedral was seen by a global television audience of more than 750 million. She also received recognition for her charity work and for her support of the International Campaign to Ban Landmines. Even after she and Charles divorced in 1996, she remained a popular celebrity up until her death in a car crash in Paris on Aug. 31, 1997.

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