Consultation on Church Union
This effort can be seen in the context of the worldwide ecumenical attitude that was manifested in the 1948 formation of the World Council of Churches , the 1950 formation of the National Council of Churches , the 1957 formation of the United Church of Christ , and the formation of the Roman Catholic Pontifical Council for Promoting Christian Unity during the Second Vatican Council ( which occurred from 1962 to 1965 ) . 
<triplet> National Council of Churches <subj> 1950 <obj> inception <triplet> United Church of Christ <subj> World Council of Churches <obj> member of <subj> National Council of Churches <obj> member of <subj> 1957 <obj> inception