Continuity and Catastrophe in the Old Christendom I: Byzantium in the Shadow of the Muslim Turks

After a transition to his new parish assignment, Father John returns to the podcast with a discussion of the atmosphere of catastrophe that hung over the old Christendom of the east as the Muslim Turks advanced on Byzantium, while a defender of traditional Christianity, Saint Mark of Ephesus, prepared to depart for the unionist Council of Florence in the west.