The first newspaper from a vending machine was bought in Columbia, Pennsylvania.
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Donald Trump survived an assassination attempt during a campaign rally in Butler, Pennsylvania.
The first music store in America was opened in Philadelphia by Michael Hillegas.
During the American Revolution, Lancaster in Pennsylvania became the capital of the United States for just one day.
The London Gazette published its first edition under the name The Oxford Gazette.
One hundred and forty thousand miners went on strike in Pennsylvania.
