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Medici, Ferdinand II de'

(Encyclopedia)Medici, Ferdinand II de', 1610–70, grand duke of Tuscany (1620–70); son and successor of Cosimo II de' Medici. A pupil of Galileo, he founded (1657) the Accademia del Cimento, the first European a...

Theodosius II

(Encyclopedia)Theodosius II, 401–50, Roman emperor of the East (408–50), son and successor of Arcadius. He preferred the study of theology and astronomy to public affairs, which he left to the guidance of his s...

Gregorovius, Ferdinand

(Encyclopedia)Gregorovius, Ferdinand grĕgərōˈvēəs, Ger. fĕrˈdēnänt grāˌgōrōˈvēo͝os [key], 1821–91, German historian. He spent many years in Rome, where he produced his authoritative History of th...

Ferdinand II, king consort of Portugal

(Encyclopedia)Ferdinand II, 1816–85, king consort of Portugal (1837–53). The eldest son of Ferdinand, duke of Saxe-Coburg-Gotha, he married Maria II (Maria da Glória) of Portugal in 1836. After her death (1853...

Ferdinand II, Spanish king of León

(Encyclopedia)Ferdinand II, d. 1188, Spanish king of León (1157–88), son and successor of Alfonso VII. He invaded Castile and set up a protectorate during the minority (1158–66) of his nephew Alfonso VIII. He ...

Worms, Concordat of

(Encyclopedia)Worms, Concordat of, 1122, agreement reached by Pope Calixtus II and Holy Roman Emperor Henry V to put an end to the struggle over investiture. By its terms the emperor guaranteed free election of bis...

Arles, kingdom of

(Encyclopedia)Arles, kingdom of, was formed in 933, when Rudolf II, king of Transjurane Burgundy, united the kingdom of Provence or Cisjurane Burgundy to his lands and established his capital at Arles. Holy Roman E...

Boleslaus I

(Encyclopedia)Boleslaus I bōˈləslôs [key], c.966–1025, Polish ruler (992–1025), the first to call himself king; also called Boleslaus the Brave. He succeeded his father, Mieszko I, as duke of Poland, seized...

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...

Christian IV

(Encyclopedia)Christian IV, 1577–1648, king of Denmark and Norway (1588–1648), son and successor of Frederick II. After assuming (1596) personal rule from a regency, he concentrated on building the navy, indust...