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Frederick II, Holy Roman emperor and German king

(Encyclopedia)Frederick II, 1194–1250, Holy Roman emperor (1220–50) and German king (1212–20), king of Sicily (1197–1250), and king of Jerusalem (1229–50), son of Holy Roman Emperor Henry VI and of Consta...

Isaac II

(Encyclopedia)Isaac II (Isaac Angelus) ănˈjələs [key], d. 1204, Byzantine emperor (1185–95, 1203–4). The great-grandson of Alexius I, he was proclaimed emperor by the mob that had killed the unpopular Andro...

Zeno

(Encyclopedia)Zeno zēˈnō [key], d. 491, Roman emperor of the East (474–491). An Isaurian, he succeeded his son Leo II and was the son-in-law of Leo I. During his reign he suppressed several revolts. He was dri...

Joseph I

(Encyclopedia)Joseph I, 1678–1711, Holy Roman emperor (1705–11), king of Hungary (1687–1711) and of Bohemia (1705–11), son and successor of Leopold I. Joseph became Holy Roman emperor in the midst of the Wa...

Justin II

(Encyclopedia)Justin II, d. 578, Byzantine emperor (565–78), nephew and successor to Justinian I. He allied himself with the Turks and resumed the wars with Persia. During his reign Slavs and Avars attacked the e...

Romanus III

(Encyclopedia)Romanus III (Romanus Argyrus) ärˈjĭrəs [key], c.968–1034, Byzantine emperor (1028–34). An aged senator, he married Zoë and thus succeeded to the throne. A capricious ruler, he depleted his tr...

Romanus IV

(Encyclopedia)Romanus IV (Romanus Diogenes) dīŏjˈənēz [key], d. 1072, Byzantine emperor (1068–71). A Cappadocian general, he succeeded Constantine X by marrying his widow, Eudocia Macrembolitissa. After some...

Andronicus II

(Encyclopedia)Andronicus II (Andronicus Palaeologus) pālēŏlˈəgəs [key], 1258–1332, Byzantine emperor (1282–1328), son and successor of Michael VIII. He devoted himself chiefly to church affairs, renewing ...

Sviatoslav

(Encyclopedia)Sviatoslav or Svyatoslav both: svyäˈtəsləv [key], d. 972, duke of Kiev (945–72), son of Igor and of St. Olga. His mother acted as regent for him until c.962, when he came of age. During his reig...

Palaeologus

(Encyclopedia)Palaeologus pālēŏlˈəgəs [key], Greek dynasty that ruled the Byzantine Empire from its restoration in 1261 to its final conquest by the Turks in 1453. The first emperor was Michael VIII, restorer...