the council in 869 that condemned Photius who had become the patriarch of Constantinople without approval from the Vatican, thereby precipitating the schism between the eastern and western churches
the fifth ecumenical council in 553 which held Origen's writings to be heretic
the largest city and former capital of Turkey; rebuilt on the site of ancient Byzantium by Constantine I in the fourth century; renamed Constantinople by Constantine who made it the capital of the Byzantine Empire; now the seat of the Eastern Orthodox Church
the second ecumenical council in 381 which added wording about the Holy Spirit to the Nicene Creed
a body serving in an administrative capacity
(Christianity) an assembly of theologians and bishops and other representatives of different churches or dioceses that is convened to regulate matters of discipline or doctrine
a meeting of people for consultation
