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John VIII, Byzantine emperor

(Encyclopedia)John VIII (John Palaeologus), 1390–1448, Byzantine emperor (1425–48), son and successor of Manuel II. When he acceded, the Byzantine Empire had been reduced by the Turks to the city of Constantino...

Manuel II, Byzantine emperor

(Encyclopedia)Manuel II (Manuel Palaeologus), 1350–1425, Byzantine emperor (1391–1425), son and successor of John V. In his youth he was taken captive by the Turks, and during his reign the Ottomans reduced the...

John II, king of France

(Encyclopedia)John II (John the Good), 1319–64, king of France (1350–64), son and successor of King Philip VI. An inept ruler, he began his reign by executing the constable of France (whose office he gave to hi...

de Duve, Christian

(Encyclopedia)de Duve, Christian (Christian Renē Maria Joseph de Duve), 1917–2013, Belgian cell biologist, b. England, M.D., Catholic Univ. of Louvain, 1941. He joined the faculty at Louvain in 1947 and at the R...

John IV, Byzantine emperor of Nicaea

(Encyclopedia)John IV (John Lascaris) lăsˈkərĭs [key], b. c.1250, d. after 1273, Byzantine emperor of Nicaea (1258–61), son and successor (under a regency) of Theodore II and last of the Lascarids. Michael Pa...

Rennie, John

(Encyclopedia)Rennie, John, 1761–1821, British civil engineer. In London he designed the Waterloo (1811–17) and Southwark (1815–19) bridges. London Bridge, also designed by him, was built (1824–31) by his s...

Duveen, Joseph, 1st Baron Duveen of Millbank

(Encyclopedia)Duveen, Joseph, 1st Baron Duveen of Millbank dyo͝ovēnˈ, do͞o– [key], 1869–1939, English art dealer, b. Hull. Beginning his career (1886) in his father's antiques firm, Duveen Brothers, he soon...

Lowell, John, American political writer

(Encyclopedia)Lowell, John, 1769–1840, American political writer, b. Newburyport, Mass.; son of John Lowell (1743–1802). He practiced law, but devoted most of his time to supporting his Federalist views in news...

Peter II, king of Portugal

(Encyclopedia)Peter II, 1648–1706, king of Portugal (1683–1706), younger son of John IV; brother and successor of Alfonso VI. In 1667, he seized power from his incompetent brother and ruled the country as princ...

Charles III, king of Navarre

(Encyclopedia)Charles III (Charles the Good), 1361–1425, king of Navarre (1387–1425), count of Évreux; son and successor of Charles II. He settled (1404) his inherited differences with France and later tried t...