Constantine XI
For more details on this topic, see Constantine XI.Constantine's reign was short; from 1448 (some sources say 1449) until 1453. Constantine XI, like many of his predecessors who took the Union between Eastern and Western Christendom seriously, lived as a Catholic. Not much is known of his reign, except that he died with his soldiers in the final fight for Constantinople.
Read more about this topic: Byzantium Under The Palaiologoi