Second Vatican Council
The Second Ecumenical Council of the Vatican, commonly known as the or , addressed relations between the Catholic Church and the modern world. The council, through the Holy See, was formally opened under the pontificate of Pope John XXIII on 11 October 1962 and was closed under Pope Paul VI on the Solemnity of the Immaculate Conception on 8 December 1965.
Second Vatican Council
The spirit of Vatican II is invoked for a great variety of ideas and attitudes. Bishop John Tong Hon of Hong Kong used it with regard merely to an openness to dialogue with others, saying: "We are guided by the spirit of Vatican II: only dialogue and negotiation can solve conflicts."