Cities and towns; Christian converts; Byzantine Empire; Greek language; Coptic language; Copts; Persecution; Politics; Roman Empire; Arab Conquest of Egypt; Arabic language; Monasteries; Coptic Church; Muslim converts from Christianity;
Paganism; Constantine I, Emperor of Rome, d. 337; Constantius II, Emperor of Rome, 317-361; Basil, the Great, saint, Bishop of Caesarea, ca. 329- 379; Gregory of Nazianzus, Saint; Pachomius, Saint; History of the Patriarchs; Nubia;