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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 ...

Alexius I

(Encyclopedia)Alexius I (Alexius Comnenus) əlĕkˈsēəs, kəmnēˈnəs [key], 1048–1118, Byzantine emperor (1081–1118). Under the successors of his uncle, Isaac I, the empire had fallen prey to anarchy and fo...

John II, king of Hungary and prince of Transylvania

(Encyclopedia)John II (John Sigismund Zapolya), 1540–71, king of Hungary and prince of Transylvania, son of John I. Through his mother, Isabel (daughter of Sigismund I of Poland), he was related to the Jagiello d...

Otto I, Holy Roman emperor

(Encyclopedia)Otto I or Otto the Great, 912–73, Holy Roman emperor (962–73) and German king (936–73), son and successor of Henry I of Germany. He is often regarded as the founder of the Holy Roman Empire. Bol...

Constantinople, Latin Empire of

(Encyclopedia)Constantinople, Latin Empire of, 1204–61, feudal empire established in the S Balkan Peninsula and the Greek archipelago by the leaders of the Fourth Crusade (see Crusades) after they had sacked (120...

Charles VI, Holy Roman emperor

(Encyclopedia)Charles VI, 1685–1740, Holy Roman emperor (1711–40), king of Bohemia (1711–40) and, as Charles III, king of Hungary (1712–40); brother and successor of Holy Roman Emperor Joseph I. Charles was...

Constantine I, Roman emperor

(Encyclopedia)Constantine I or Constantine the Great kŏnˈstəntēn, –tīn [key], 288?–337, Roman emperor, b. Naissus (present-day Niš, Serbia). He was the son of Constantius I and Helena and was named in ful...

Charles VII, Holy Roman emperor

(Encyclopedia)Charles VII, 1697–1745, Holy Roman emperor (1742–45) and, as Charles Albert, elector of Bavaria (1726–45). Having married a daughter of Holy Roman Emperor Joseph I, he refused to recognize the p...

Jeroboam II

(Encyclopedia)Jeroboam II, in the Bible, king of Israel, son of Jehoash, whom he succeeded. His reign was marked by increasing prosperity and expansion northward, but also by corruption. Amos and Hosea appeared und...