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Space Force, United States

(Encyclopedia)Space Force, United States (USSF), military force that forms a separate service within the U.S. Dept. of the Air Force, est. Dec. 20, 2019, by act of Congress. The head of the Space Force is the Chief...

Trinity , river, United States

(Encyclopedia)Trinity, river rising in N Texas in three forks; the Clear Fork runs into the West Fork at Fort Worth, and the Elm Fork joins the West Fork at Dallas. The Trinity then flows c.510 mi (820 km) SE to Tr...

Troy , cities, United States

(Encyclopedia)Troy. 1 City (1990 pop. 13,051), seat of Pike co., SE Ala., on the Conecuh River; inc. 1843. Products include lumber and wood items, textiles, truck bodies, feed, plastics, and pecans. Troy Univ. and ...

Smithfield, town, United States

(Encyclopedia)Smithfield, town (1990 pop. 19,163), Providence co., N R.I.; set off from Providence and inc. 1731. Long a textile town, it now has diversified industries. It was settled early in the 18th cent., main...

Smyrna, city, United States

(Encyclopedia)Smyrna, city (1990 pop. 30,981), Cobb co., NW Ga., a residential suburb of Atlanta; inc. 1872. Manufactures include computer equipment, building materials, plastics, ordnance, and chemicals. Originall...

Solon, city, United States

(Encyclopedia)Solon sōlən [key], city (1990 pop. 18,548), Cuyahoga co., NE Ohio, a suburb of Cleveland; founded 1820, inc. as a city 1960. Its manufactures include metal products, machinery, electrical products a...

Somerset, cities, United States

(Encyclopedia)Somerset. 1 City (1990 pop. 10,733), seat of Pulaski co., S Ky., in a farm, coal, and limestone area of the Cumberland foothills; inc. 1810. A railroad center, it has agriculture (tobacco, corn, wheat...

Tennessee, river, United States

(Encyclopedia)Tennessee, river, c.650 mi (1,050 km) long, the principal tributary of the Ohio River. It is formed by the confluence of the Holston and French Broad rivers near Knoxville, Tenn., and follows a U-shap...

Thames , river, United States

(Encyclopedia)Thames thāmz [key], river, c.15 mi (25 km) long, formed by the confluence of the Yantic and Shetucket rivers at Norwich, E Conn., and flowing south to Long Island Sound at New London. Primarily a tid...

Blue Mountains, United States

(Encyclopedia)Blue Mountains, uplifted, eroded part of the Columbia Plateau, c.6,500 ft (1,980 m) high, NE Oreg. and SE Wash. Lava flows cover much of the surface. The upper, wooded slopes are used for lumbering. R...