Easter; Holidays; Tradition; Liturgies; Churches; Calendar; Polycarp, Saint, Bishop of Smyrna; Rome (Italy); Alexandria (Egypt); Society and Church; Council of Nicaea (1st: 325); Cyril, of Alexandria, Saint, ca. 370-444
Theology; Sacraments; Eucharist; Coptic Church; Protestantism; Christology; Clement, of Alexandria, Saint, ca. 150-ca. 215; John Chrysostom, Saint, d. 407; Cyril, of Alexandria, Saint, ca. 370-444; Athanasius, Saint, Patriarch of Alexandria, d. 373.