America’s second president John Adams was inaugurated in Philadelphia, Pennsylvania.
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The first music store in America was opened in Philadelphia by Michael Hillegas.
Polio vaccines were given to the first group of children in the US at Arsenal Elementary School in Pittsburgh, Pennsylvania.
George H. W. Bush declared himself President of the United States of America.
Englishman William Penn founded Philadelphia, Pennsylvania.
A giant ball of fire was seen arching across the sky from Michigan to Pennsylvania.
