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Stephen Dušan

(Encyclopedia)Stephen Dušan or Dushan both: stĕˈfän do͞oˈshän [key], c.1308–1355, king (1331–46) and czar (1346–55) of Serbia, son of Stephen Uros III. He is also known as Stephen Uros IV. He was procl...

John of Procida

(Encyclopedia)John of Procida prōˈchēdä [key], c.1225–c.1302, Italian conspirator, lord of the island of Procida. He was an ardent supporter of the Hohenstaufen cause in Sicily and attempted to secure the isl...

Raymond IV, count of Toulouse

(Encyclopedia)Raymond IV, c.1038–1105, count of Toulouse (1093–1105), leader in the First Crusade (see Crusades). He was also count of Saint Gilles and marquis of Provence. The first great prince to take the Cr...

Cantacuzene, John

(Encyclopedia)Cantacuzene, John: see John VI, Byzantine emperor. ...

Alexius V

(Encyclopedia)Alexius V (Alexius Ducas Mourtzouphlos) do͞oˈkəsmo͝ortˈso͞oflŏs [key], d. 1204, Byzantine emperor (1204), son-in-law of Alexius III. The head of the Byzantine national party, he overthrew emper...

Zoë

(Encyclopedia)Zoë zōˈē [key], c.978–1050, Byzantine empress (1028–50), daughter and successor of Constantine VIII. Zoë was first married when she was 50 years old at the request of her father to insure sta...

Arius

(Encyclopedia)Arius ərīˈəs, ârˈē– [key], c.256–336, Libyan theologian, founder of the Arian heresy. A parish priest in Alexandria, he advanced the doctrine famous as Arianism and was excommunicated local...

Eusebius of Nicomedia

(Encyclopedia)Eusebius of Nicomedia nĭkōmēˈdēə [key], d. 342, Christian churchman and theologian, leader of the heresy of Arianism. He was bishop of Nicomedia (330–39) and patriarch of Constantinople (339�...

Alfonso III, king of Portugal

(Encyclopedia)Alfonso III, 1210–79, king of Portugal (1248–79), son of Alfonso II, brother and successor of Sancho II. By his marriage with Matilda, countess of Boulogne, he became count of Boulogne and thus wa...

Alexander III, czar of Russia

(Encyclopedia)Alexander III, 1845–94, czar of Russia (1881–94), son and successor of Alexander II. Factors that contributed to Alexander's reactionary policies included his father's assassination, his limited i...