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Pope Pius XII
The Venerable Pope Pius XII , born Eugenio Maria Giuseppe Giovanni Pacelli , reigned as Pope, head of the Catholic Church and sovereign of Vatican City State, from 2 March 1939 until his death in 1958....
Timeline of Events
1933
7.20.1933
Vice-Chancellor of Germany Franz von Papen and Vatican Cardinal Eugenio Pacelli sign a concordat on behalf of their respective nations.
1939
3.2.1939
Cardinal Eugenio Pacelli is elected Pope and takes the name Pius XII.
12.24.1939
World War II: Pope Pius XII makes a Christmas Eve appeal for peace.
1941
1.25.1941
Pope Pius XII elevates the Apostolic Vicariate of the Hawaiian Islands to the dignity of a diocese. It becomes the Roman Catholic Diocese of Honolulu.
1950
11.1.1950
Pope Pius XII claims Papal Infallibility when he formally defines the dogma of the Assumption of Mary.
1958
2.17.1958
Pope Pius XII declares Saint Clare of Assisi (1193