Patriarchs and patriarchate; Justinian I, Emperor of the East, 483?-565; Theodora, Empress, consort of Justinian I, Emperor of the East, d. 548.; Severus, of Antioch, ca. 465-538; Monophysites; Christology; Council of Chalcedon (451); Orthodoxy;...
'Amr ibn al-'As; Arab Conquest of Egypt; Arabs; Asceticism; Alexandria; Cairo (Egypt); Byzantine Empire; Coptic Church; Heraclius, Emperor of the East, ca. 575-641; History; Chalcedonian Church; Melchite Church; Orthodoxy