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Barron, James

(Encyclopedia)Barron, James, 1768–1851, U.S. naval officer, b. Hampton, Va. Of a seafaring family, he served in the Virginia navy in the Revolution, entered the U.S. navy as a lieutenant in 1798, and held command...

Constantine V, Byzantine emperor

(Encyclopedia)Constantine V (Constantine Copronymus), 718–75, Byzantine emperor (741–75), son and successor of Leo III. An able general and administrator, he fought successfully against the Arabs, Slavs, and Bu...

Kearny, Philip

(Encyclopedia)Kearny, Philip kärˈnē [key], 1814–62, Union general in the American Civil War, b. New York City; nephew of Stephen Watts Kearny. After studying law he joined (1837) the army. One of three officer...

Penrose, Sir Roger

(Encyclopedia)Penrose, Sir Roger, 1931–, British mathematical physicist, Ph.D. Cambridge, 1958. He taught and conducted research at a number of British and American colleges and universities before becoming a pro...

Ahmed I

(Encyclopedia)Ahmed I äˈmĕd [key], 1589–1617, Ottoman sultan (1603–17), son and successor of Muhammad III to the throne of the Ottoman Empire. The chief event of his reign was the Treaty of Zsitvatorok (1606...

magnetic pole

(Encyclopedia)magnetic pole, the two roughly opposite ends of the planet where the earth's magnetic intensity is the greatest, as the north and south magnetic poles. For the magnetic north, it is the direction from...

Villard, Henry

(Encyclopedia)Villard, Henry vĭlärdˈ [key], 1835–1900, American journalist and financier, b. Germany. His first name was originally Hilgard. He attended universities in Germany, and after he reached (1853) the...

Woolf, Virginia

(Encyclopedia)Woolf, Virginia, 1882–1941, English novelist and essayist, b. Adeline Virgina Stephen; daughter of Sir Leslie Stephen. A successful innovator in the form of the novel, she is considered a significan...

Monteverdi, Claudio

(Encyclopedia)Monteverdi, Claudio klouˈdyō mōntāvĕrˈdē [key], 1567–1643, Italian composer; first great figure in the history of opera. His earliest published works, a set of three motifs, appeared when he ...

Saint John, city, Canada

(Encyclopedia)Saint John, city (1991 pop. 74,969), S N.B., Canada, at the mouth of the St. John River on the Bay of Fundy. A year-round port, it has an excellent harbor, large dry docks, and terminal facilities. Th...