Columbia Encyclopedia

Search results

500 results found

Manuel I, Byzantine emperor

(Encyclopedia)Manuel I (Manuel Comnenus) kŏmnēˈnəs [key], c.1120–1180, Byzantine emperor (1143–80), son and successor of John II. He began his reign with a war against the Seljuk Turks, the subjugation of R...

Manuel II, Byzantine emperor

(Encyclopedia)Manuel II (Manuel Palaeologus), 1350–1425, Byzantine emperor (1391–1425), son and successor of John V. In his youth he was taken captive by the Turks, and during his reign the Ottomans reduced the...

John I, Byzantine emperor

(Encyclopedia)John I (John Tzimisces) tsĭmĭsˈēz [key], c.925–976, Byzantine emperor (969–76). With the aid of Emperor Nicephorus II's wife, Theophano, John had Nicephorus murdered and himself proclaimed emp...

John V, Byzantine emperor

(Encyclopedia)John V (John Palaeologus) pālˌēŏlˈəgəs [key], 1332–91, Byzantine emperor (1341–91), son and successor of Andronicus III. Forced to fight John VI (John Cantacuzene), who usurped the throne d...

John VI, Byzantine emperor

(Encyclopedia)John VI (John Cantacuzene) kănˌtəkyo͞ozēnˈ [key], c.1292–1383, Byzantine emperor (1347–54). He was chief minister under Andronicus III, after whose death he proclaimed himself emperor and ma...

John VII, Byzantine emperor

(Encyclopedia)John VII (John Palaeologus) pāˌlēŏlˈəgəs [key], c.1370–1408, Byzantine emperor, grandson of John V. Backed by the sultan Beyazid I, he usurped (1390) the throne from John V but was dethroned ...

John VIII, Byzantine emperor

(Encyclopedia)John VIII (John Palaeologus), 1390–1448, Byzantine emperor (1425–48), son and successor of Manuel II. When he acceded, the Byzantine Empire had been reduced by the Turks to the city of Constantino...

Constantine IV, Byzantine emperor

(Encyclopedia)Constantine IV, c.652–685, Byzantine emperor (668–85), son and successor of Constans II. He defended Constantinople against the annual naval attacks of the Muslims, who finally withdrew in 678; Gr...

Constantine V, Byzantine emperor

(Encyclopedia)Constantine V (Constantine Copronymus), 718–75, Byzantine emperor (741–75), son and successor of Leo III. An able general and administrator, he fought successfully against the Arabs, Slavs, and Bu...

Constantine VII, Byzantine emperor

(Encyclopedia)Constantine VII (Constantine Porphyrogenitus), 905–59, Byzantine emperor (913–59). He acceded after the brief reign of his uncle Alexander, who succeeded Constantine's father, Leo VI. A regency (9...