Pope Delivers Christmas Message Photo shows:-The Pope Delivers his Christmas Message from his Throne at the Vatican. Pope Pius XII, in his 13th Christmas Message to the World. today, December 24, Again made an impassioned plea for Peace. Speaking in a Strong Voice on the Eve of the Anniversary of the Birth of Christ, Prince of Peace, the Pontiff Expressed Great Joy at being able, once Again, to meet with the Church's Faithful in all Continents of the World and with all "who Believe in God." December 24, 1951. (Photo by Associated Press Photo)