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Boris III

(Encyclopedia)Boris III, 1894–1943, czar of Bulgaria (1918–43), son of Czar Ferdinand, on whose abdication he succeeded to the throne. He ruled constitutionally until 1934, then set up a military dictatorship u...

Eugene III

(Encyclopedia)Eugene III, d. 1153, pope (1145–53), a Pisan named Bernard (probably in full Bernardo dei Paganelli di Montemagno); successor of Lucius II. Before his election he was called Bernard of Pisa. He was ...

John II, Spanish king of Castile and León

(Encyclopedia)John II, 1405–54, Spanish king of Castile and León (1406–54), son and successor of Henry III. He was little interested in government, which he entrusted to his favorite Alvaro de Luna. Literature...

John I, Spanish king of Castile and León

(Encyclopedia)John I, 1358–90, Spanish king of Castile and León (1379–90), son and successor of Henry II. He tried unsuccessfully to unite the Portuguese and Castilian crowns but was twice defeated by the Port...

Abd ar-Rahman III, emir and caliph of Córdoba

(Encyclopedia)Abd ar-Rahman III, 891–961, Umayyad emir (912–29) and first caliph (929–61) of Córdoba. When he succeeded to the throne, the Spanish emirate was reduced to Córdoba and its environs and beset w...

Feodor III

(Encyclopedia)Feodor III, 1661–82, czar of Russia (1676–82), son and successor of Alexis. Although an invalid, Feodor strove to carry out reforms. In 1681 he abolished the system of precedence among the boyar f...

Henry VII, king of England

(Encyclopedia)Henry VII, 1457–1509, king of England (1485–1509) and founder of the Tudor dynasty. Henry was an astute political leader. He established the Tudor tradition of strong rule tempered by a sense ...

Perseus, king of Macedon

(Encyclopedia)Perseus, c.212–166 b.c., last king of Macedon (179–168 b.c.), son and successor of Philip V. He intrigued against his younger brother, Demetrius, eventually bringing about the latter's execution b...

Charles XII, king of Sweden

(Encyclopedia)Charles XII, 1682–1718, king of Sweden (1697–1718), son and successor of Charles XI. The regency under which he succeeded was abolished in 1697 at the request of the Riksdag. At the coronation he ...

Boleslaus III

(Encyclopedia)Boleslaus III, 1085–1138, duke of Poland (1102–38). The kingdom had been divided by his father, Ladislaus Herman, between Boleslaus and his elder brother Zbigniew, whose legitimacy was disputed. Z...