Patriarchs and patriarchate; Abbots; Ethiopia; Haile Selassie I, Emperor of Ethiopia, 1892-1975; Excommunication; Exile; Wādī al-Naṭrūn (Egypt); World Council of Churches; Sadat, Anwar, 1918-1981; Assassination
Bishops; Law and society; Coptic Church; Administration; Patriarchs and patriarchate; Monks; Coptic studies; Coptic language - Bohairic dialect; Historians; Martyrs