Old Calendar Orthodox. Orthodox calendar with extensive lives of saints. In 1923, the greek state and church adopted the new calendar.
The holy dodekaimeron (δωδεκαήμερον), or the holy twelve days of christmas, is the festal period beginning on the day of the holy nativity and ending on the holy baptism of our lord. Hold the traditions (ii thessalonians 2.15), and the tradition of the old orthodox calendar was sealed by the fathers of the first ecumenical council and.