General Motors bought the Chevrolet Motor Company of Delaware.
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The FBI's most wanted man, Osama bin Laden, was killed by the US Navy Seals and CIA operatives in Abbottabad, Pakistan.
The first-ever magazine issue of 'Good Housekeeping' was published.
The first game of the Negro National League was played at Washington Park in Indianapolis.
The territory of Oklahoma was incorporated.
William Herschel discovered the first binary star.
