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Theodoric the Great

(Encyclopedia)Theodoric the Great, c.454–526, king of the Ostrogoths and conqueror of Italy, b. Pannonia. He spent part of his youth as a hostage in Constantinople. Elected king in 471 after his father's death, h...

Muhammad II, Ottoman sultan

(Encyclopedia)Muhammad II or Mehmet II (Muhammad the Conqueror), 1429–81, Ottoman sultan (1451–81), son and successor of Murad II. He is considered the true founder of the Ottoman Empire (Turkey). He completed ...

Heraclius

(Encyclopedia)Heraclius hĕrəklīˈəs, hĭrăkˈlēəs [key], c.575–641, Byzantine emperor (610–41). The son of a governor of Africa, he succeeded the tyrant Phocas, whom he deposed and had executed. In the e...

Constantinople, Fourth Council of

(Encyclopedia)Constantinople, Fourth Council of, 869–70, regarded as the eighth ecumenical council by the modern Roman Catholic Church. It has never been accepted by the Orthodox Church, which instead recognizes ...

Godfrey of Bouillon

(Encyclopedia)Godfrey of Bouillon bo͞oyôNˈ [key], c.1058–1100, Crusader, duke of Lower Lorraine. He fought for Holy Roman Emperor Henry IV against Pope Gregory VII and against Rudolf of Swabia and was rewarded...

Philip of Hesse

(Encyclopedia)Philip of Hesse hĕs [key], 1504–67, German nobleman, landgrave of Hesse (1509–67), champion of the Reformation. He is also called Philip the Magnanimous. Declared of age in 1518, he helped suppre...

Oldenbarneveldt, Johan van

(Encyclopedia)Oldenbarneveldt, Johan van yōhänˈ vän ôlˌdənbärˈnəvĕlt [key], 1547–1619, Dutch statesman. He aided William the Silent in the struggle for Dutch independence from Spain and opposed the dic...

Andronicus I

(Encyclopedia)Andronicus I (Andronicus Comnenus) ăndrənīˈkəs kŏmnēˈnəs [key], 1120?–1185, Byzantine emperor (1183–85), nephew of John II. He acceded to the throne by strangling his cousin Alexius II. T...

Edessa

(Encyclopedia)Edessa ĭdĕsˈə [key], ancient city of Mesopotamia, on the site of modern Şanlıurfa, Turkey. It emerged in the 4th cent. b.c. as Orrhoe, or Arrhoe, and was later named Edessa by Seleucus I of Syri...

Trebizond, empire of

(Encyclopedia)Trebizond, empire of, 1204–1461. When the army of the Fourth Crusade overthrew (1204) the Byzantine Empire and established the Latin Empire of Constantinople, several Greek successor states sprang u...