Byzantium, its despotism the Church's enemy from the time of St. Gregory, [5];
its patriarch the special rival of the Pope, [6];
tries for forty years to impose the Monothelite heresy on the Pope and the Church, [41];
five acts of its theological despotism, [61];
march of this despotism from Constantine to Constans II., [64];
secular power declines, as spiritual usurpation advances, [65];
development of its double despotism, civil and religious, from Constantine to Heraclius, [110-117];
its fostering the heretical spirit destroys the empire, [117-118];
two hundred years of eastern wickedness lead up to the Mohammedan conquest, [141], and the destruction of the eastern patriarchates, [143-6];
triple despotism over the Popes,