Cardinal Secretary of State, Eugenio Pacelli (later to become Pope Pius XII) signs the Concordat between Nazi Germany and the Vatican at a formal ceremony in Rome on 20 July 1933. Nazi Vice-Chancellor Franz von Papen sits at the left, Pacelli in the middle, and the Rudolf Buttmann sits at the right. (Photo on http://www.nobeliefs.com/nazis.htm )
The Concordat effectively legitimized Hitler and the Nazi government to the eyes of Catholicism, Christianity, and the world. http://www.nobeliefs.com/nazis.htm