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Albert II, king of the Belgians

(Encyclopedia)Albert II, 1934–, king of the Belgians (1993–2013), the younger son of Leopold III. He married Donna Paola Ruffo de Calabria in 1959; they have three children. Albert became king when Baudouin, hi...

Otto III, Holy Roman emperor

(Encyclopedia)Otto III, 980–1002, Holy Roman emperor (996–1002) and German king (983–1002), son of Holy Roman Emperor Otto II and the Byzantine princess Theophano. On Otto's accession Henry the Wrangler, the ...

Adelaide, empress consort of Holy Roman Emperor Otto I

(Encyclopedia)Adelaide äˈdĕlhīt [key], c.931–999, empress consort of Holy Roman Emperor Otto I, daughter of King Rudolf II of Arles. After the death (950) of her first husband, King Lothair of Italy, she was ...

Anthemius of Tralles

(Encyclopedia)Anthemius of Tralles ănthēˈmēəs, trălˈēz [key], fl. 6th cent., Greek architect, engineer, and mathematician. By order of Emperor Justinian and with the aid of Isidorus of Miletus, he built (53...

Valerian, Roman emperor

(Encyclopedia)Valerian (Publius Licinius Valerianus) vəlērˈēən [key], d. after 260, Roman emperor (253–60). He held important posts, both civil and military, under the emperors Decius and Gallus. After the s...

Ferdinand II, king of the Two Sicilies

(Encyclopedia)Ferdinand II, 1810–59, king of the Two Sicilies (1830–59), son and successor of Francis I. Although initially he sought to improve the wretched conditions of his kingdom, he soon relapsed into the...

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...

Titus , Roman emperor

(Encyclopedia)Titus (Titus Flavius Sabinus Vespasianus) tīˈtəs [key], a.d. 39–a.d. 81, Roman emperor (a.d. 79–a.d. 81). Son of Emperor Vespasian, Titus was closely associated with his father in military camp...

Constantine VI, Byzantine emperor

(Encyclopedia)Constantine VI, b. c.770, Byzantine emperor (780–97), son and successor of Leo IV. His mother, Irene, was regent until 790, when she was deposed by a military revolt. Constantine recalled her in 792...

Leopold II, king of the Belgians

(Encyclopedia)Leopold II, 1835–1909, king of the Belgians (1865–1909), son and successor of Leopold I. His reign saw great industrial and colonial expansion. In 1876 he organized, with the help of H. M. Stanley...