President John F. Kennedy shakes hands with Pope Paul VI at the Vatican July 2, 1963. The White House called Kennedy's meeting with Paul VI an "unofficial" visit, although the pope spoke to the president about race relations, space exploration, world peace and U.S. aid to developing nations. (CNS file photo) Curious about the role Catholics are called to play in the political sphere? Find out more in Episode 6 of The Church Alive.