<Tr> <Td> March 27, 2014 </Td> <Td> Vatican </Td> <Td> Rome </Td> <Td> Barack Obama </Td> <Td> Pope Francis </Td> <Td> </Td> </Tr> <Tr> <Td> September 22--23, 2015 </Td> <Td> United States </Td> <Td> Washington, D.C. </Td> <Td> Barack Obama </Td> <Td> Pope Francis </Td> <Td> See Pope Francis' visit to the United States </Td> </Tr> <Tr> <Td> May 24, 2017 </Td> <Td> Vatican </Td> <Td> Rome </Td> <Td> Donald Trump </Td> <Td> Pope Francis </Td> <Td> </Td> </Tr> <P> Additionally, Eugenio Pacelli (the future Pope Pius XII) visited the United States for two weeks in October--November 1936 and met President Franklin D. Roosevelt at Hyde Park, New York on November 5, 1936 . </P>

How many times has a pope visited america