Instagram was launched and gained 25,000 users on its first day.
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'The Jazz Singer' was released. It was the first motion picture with pre-recorded dialogue, revolutionizing the movie industry.
The drama romance film 'Days of Heaven' by Terrence Malick was released.
The first American Chess Congress started in New York.
Thirteen Mennonite families arrived in Philadelphia from Germany.
The Moulin Rouge cabaret opened its doors in Paris for the first time.