Englishman William Penn founded Philadelphia, Pennsylvania.
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ABC premiered Walt Disney's first TV show, 'Disneyland.'
The Second Battle of Newbury was fought in the English Civil War.
Taylor Swift released her fifth studio album, '1989.'
Gliese 229B became the first brown dwarf to be seen and identified by astronomers.
NASA's Saturn I rocket was tested for the first time in Mission Saturn-Apollo 1.
