Roman Empire; Diocletian, Emperor of Rome, 245-313; Administration; Government; Egypt; Libya; Council of Constantinople (1st: 381); Council of Chalcedon (451); Justinian I, Emperor of the East, 483?-565; Monothelitism; Constantinople
Copts; Coptic Church; Coptic Feasts; Sacraments; Marriage; Women; Christianity; Education; Economy and society; Society and Church; Society and Education; Fasting; Priests; Prayers