Despotate of the Morea Δεσποτᾶτον τοῦ Μορέως Semi-autonomous appanage of the Byzantine Empire 1349–1460 Banner of the Palaiologos dynasty Seal of Demetrios Palaiologos Location of Morea The Despotate of the Morea in 1450, divided between the two brothers, Thomas and Demetrios Palaiologos Capital Mystras (with Glarentza after 1428) Languages Medieval Greek Religion Eastern Orthodox Church Government Feudal monarchy Despot of Morea • 1349–1380 Manuel Kantakouzenos • 1449–1460 Thomas Palaiologos Historical era Late Medieval • Established 1349 • Disestablished 1460 Preceded by Succeeded by Byzantine Empire under the Palaiologos dynasty Ottoman Empire