On this day: July 15

Published On: Jul 10 2013 03:20:40 PM CDT   Updated On: Jul 15 2016 01:00:00 AM CDT

Jerusalem falls to the Crusaders, the Rosetta Stone is uncovered, Napoleon surrenders, the Nintendo Entertainment System debuts in Japan, and Psy unleashes "Gangnam Style" on the Internet, all on this day.

OTD July 15 - Twitter
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2006: The full version of Twitter is introduced publicly. The online social networking and microblogging service, which enables users to send and read short 140-character text messages, quickly became one of the largest social media platforms in the world.

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