<P> The Second Vatican Council , fully the Second Ecumenical Council of the Vatican ( Latin : Concilium Oecumenicum Vaticanum Secundum ) and informally known as Vatican II , addressed relations between the Catholic Church and the modern world . It was the twenty - first and most recent ecumenical council of the Catholic Church and the second to be held at St. Peter 's Basilica in the Vatican . The council , through the Holy See , formally opened under the pontificate of Pope John XXIII on 11 October 1962 and closed under Pope Paul VI on the Feast of the Immaculate Conception on 8 December 1965 . </P>
<P> The Second Vatican Council , fully the Second Ecumenical Council of the Vatican ( Latin : Concilium Oecumenicum Vaticanum Secundum ) and informally known as Vatican II , addressed relations between the Catholic Church and the modern world . It was the twenty - first and most recent ecumenical council of the Catholic Church and the second to be held at St. Peter 's Basilica in the Vatican . The council , through the Holy See , formally opened under the pontificate of Pope John XXIII on 11 October 1962 and closed under Pope Paul VI on the Feast of the Immaculate Conception on 8 December 1965 . </P>
where did the second vatican council take place
where did the second vatican council take place
St. Peter 's Basilica in the Vatican
St. Peter 's Basilica in the Vatican