New York Yankee, Joe DiMaggio, made his major-league debut.
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Three-year-old English girl Madeleine McCann went missing while on vacation with her parents, family, and friends in Praia da Luz, Portugal.
The first-ever 'spam' email was sent out to every ARPANET address on the US west coast.
An F5 tornado hit Oklahoma City, where the highest global wind speeds were recorded.
Going My Way, starring Bing Crosby, premiered in New York.
Washington, D.C. was incorporated by Congress.