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Ohio, river, United States

(Encyclopedia)Ohio, river, 981 mi (1,579 km) long, formed by the confluence of the Allegheny and Monongahela rivers in SW Pa., at Pittsburgh; it flows northwest, then generally southwest to enter the Mississippi Ri...

Canyons of the Ancients National Monument

(Encyclopedia)Canyons of the Ancients National Monument: see National Parks and Monuments (table)national parks and monuments (table). ...

Battery, the

(Encyclopedia)Battery, the, park, 21 acres (8.5 hectares), southern tip of Manhattan island, New York City; site of former Dutch and English fortifications. Castle Clinton, a fort built in 1808 for the defense of N...

Ozarks, the

(Encyclopedia)Ozarks, the, or Ozark Plateau, upland region, actually a dissected plateau, c.50,000 sq mi (129,500 sq km), chiefly in S Mo. and N Ark., but partly in Oklahoma and Kansas, between the Arkansas and Mis...

Erdoğan, Recep Tayyip

(Encyclopedia)Erdoğan, Recep Tayyip rĕjĕpˈ tīyĭpˈ ûrˈdōän [key], 1954–, Turkish politician. He was educated at Marmara Univ., where he met Necmettin Erbakan, who went on to head the Islamist Welfare pa...

balance of power

(Encyclopedia)balance of power, system of international relations in which nations seek to maintain an approximate equilibrium of power among many rivals, thus preventing the preponderance of any one state. Crucial...

Santa Fe, city, United States

(Encyclopedia)Santa Fe sănˈtə fā [key], city (1990 pop. 55,859), alt. c.7,000 ft (2,130 m), state capital and seat of Santa Fe co., N N.Mex., at the foot of the Sangre de Cristo Mts. It is an administrative, to...

Vancouver, city, United States

(Encyclopedia)Vancouver, city (1990 pop. 46,380), seat of Clark co., SW Wash., on the Columbia River opposite Portland, Oreg., with which it is connected by bridges; inc. 1857. A rapidly growing suburb of Portland ...

Border, the

(Encyclopedia)Border, the, region surrounding the boundary between England and Scotland. From the coast near Berwick along the Tweed River through the Cheviot Hills and on to Solway Firth, the narrow, rugged countr...

Tubman, William Vacanarat Shadrach

(Encyclopedia)Tubman, William Vacanarat Shadrach, 1895–1971, president of Liberia (1944–71). As a young man he was a lawyer, a collector of internal revenue, a teacher, and an officer of the Liberian militia. H...