Constantine xi palaiologos: Did you mean...?

Constantine XI Palaiologos, the Despot of the Morea (r. 1443-1449 CE) and the last Byzantine emperor (r. 1449-1453 CE) History of John Zonaras, Mutinensis gr.122, f.294r, Biblioteca Estense Universitaria, Modena

Constantine I, aka Constantine the Great, was Roman emperor from 306 to 337 CE. Realizing that the Roman Empire was too large for one man to adequately rule, Emperor Diocletian (284-305 CE) split the empire into two, creating a tetrachy or...

Constantine I (Flavius Valerius Constantinus) was Roman emperor from 306-337 CE and is known to history as Constantine the Great for his conversion to Christianity in 312 CE and his subsequent Christianization of the Roman Empire. His conversion...

Constantine VII was Byzantine emperor from 945 until 959 CE. Sometimes known as Constantine Porphyrogennetos because of his birth in the purple chamber of the royal palace, he was served by various regents from 912 CE until reigning in his...

The Despotate of the Morea was a semi-autonomous appanage of the later Byzantine Empire. The Byzantines retook part of the Peloponnese in Southern Greece in 1262 CE, but the Morea was only officially governed by semi-autonomous despots of...

Constantine X Doukas was the ruler of the Byzantine Empire from 1059 to 1067 CE. During his reign, the Byzantine Empire was attacked by emerging enemies on all sides, including the Normans in Italy and the Seljuk Turks in Armenia and Anatolia...

Constantine VI, also known as Constantine "the Blinded”, was emperor of the Byzantine Empire from 780 to 797 CE, although for most of his reign his mother, Irene the Athenian, ruled as regent. When Constantine did finally get a go at ruling...

Constantine V, also known as Constantine the Dung-named by his enemies, was emperor of the Byzantine empire from 741 to 775 CE. He enjoyed military successes in the Middle East and Balkans but his reign is chiefly remembered for his systematic...

The Donation of Constantine (Donatio Constantini or the Donatio) is a medieval forgery dated to the 8th century purporting to be an original 4th-century document in which the Roman emperor Constantine the Great (r. 306-337) granted supreme...

Constantine IV ruled as emperor of the Byzantine empire from 668 to 685 CE. His reign is best remembered today for the five-year Arab siege of Constantinople from 674 CE, which the Byzantines resisted thanks to their strong fortifications...