Etymology of the word “Orthodox.” Historical development from the origins and spiritual patrons of the major Orthodox patriarchates. The defence of the faith during the period of the major ecumenical councils (325-787). The triumph of Orthodoxy over iconoclasm (842). Nations evangelized by Byzantium (Serbs, Bulgarians, Moravians, Russians). Ecclesial life, discipline, liturgy and monarchy (4th to 11th centuries). Byzantine Orthodoxy before the great schism (1054).
Etymology of the word “Orthodox.” Historical development from the origins and spiritual patrons of the major Orthodox patriarchates. The defence of the faith during the period of the major ecumenical councils (325-787). The triumph of Orthodoxy over iconoclasm (842). Nations evangelized by Byzantium (Serbs, Bulgarians, Moravians, Russians). Ecclesial life, discipline, liturgy and monarchy (4th to 11th centuries). Byzantine Orthodoxy before the great schism (1054).