Roman Catholic Church; Rome; Istanbul (Turkey); Schism, Acacian, 484-519; Alexandria (Egypt); Timothy Aelurus, Patriarch of Alexandria, d. 477; Theology; Politics; Patriarchs and patriarchate; Coptic Church; Copts; Roman Empire; Excommunication
Bishops; Nestorius, Patriarch of Constantinople, fl. 428; Nestorians; Cyril, of Alexandria, Saint, ca. 370-444; Council of Ephesus (431); Latin language; Greek language; Letters; Manuscripts; Coptic language; Rome (Italy)
Christology; Divinity of Christ; Council of Constantinople (1st: 381); Council of Nicaea (1st: 325); Council of Ephesus (431); Council of Chalcedon (451)