Cardinal Isidore (c.1390-1462): A Late Byzantine Scholar, Warlord, and Prelate

A member of the imperial Palaiologan family, albeit most probably illegitimate, Isidore became a scholar at a young age and began his rise in the Byzantine ecclesiastical ranks. He was an active advocate of the union of the Orthodox and Catholic Churches in Constantinople. His military exploits, including his participation in the defence of Constantinople in 1453, provide us with eyewitness accounts. Without doubt he travelled widely, perhaps more so than any other individual in the annals ...