Created page with "Chalcedon <ref name="term_31233" /> <p> a city of Bithynia. It was the seat of one of the so-called General Councils of the Church, held A.D. 451 (the fourth oecumenical coun..."
(Created page with "Chalcedon <ref name="term_31233" /> <p> a city of Bithynia. It was the seat of one of the so-called General Councils of the Church, held A.D. 451 (the fourth oecumenical coun...")