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Teton , rivers, United States

(Encyclopedia)Teton tētŏnˈ [key]. 1 River, 143 mi (230 km) long, rising in several branches in the Rocky Mts., NW Mont., and flowing E to the Marias River. Bynum Reservoir, on a tributary, is a unit in the irrig...

Block, Adriaen

(Encyclopedia)Block, Adriaen, fl. 1610–24, Dutch navigator. Eager to establish a fur trade with the Native Americans, Amsterdam merchants sent (1613) Block and another Dutch navigator to explore the region discov...

Conway, Henry Seymour

(Encyclopedia)Conway, Henry Seymour, 1721–95, English soldier and politician; nephew of Robert Walpole. Early in his life he entered upon concurrent and distinguished military and parliamentary careers. He fell i...

agricultural subsidies

(Encyclopedia)agricultural subsidies, financial assistance to farmers through government-sponsored price-support programs. Beginning in the 1930s most industrialized countries developed agricultural price-support p...

lend-lease

(Encyclopedia)lend-lease, arrangement for the transfer of war supplies, including food, machinery, and services, to nations whose defense was considered vital to the defense of the United States in World War II. Th...

reclamation of land

(Encyclopedia)reclamation of land, practice of converting land deemed unproductive into arable land by such methods as irrigation, drainage, flood control, altering the texture and mineral and organic content of so...

Agricultural Adjustment Administration

(Encyclopedia)Agricultural Adjustment Administration (AAA), former U.S. government agency established (1933) in the Dept. of Agriculture under the Agricultural Adjustment Act of 1933 as part of Franklin Delano Roos...

mining

(Encyclopedia)mining, extraction of solid mineral resources from the earth. These resources include ores, which contain commercially valuable amounts of metals, such as iron and aluminum; precious stones, such as d...

American Academy in Rome

(Encyclopedia)American Academy in Rome, founded in 1894 as the American School of Architecture in Rome by Charles F. McKim and enlarged in 1897 with the founding of the American Academy in Rome for students of arch...

Arapaho

(Encyclopedia)Arapaho ərăpˈəhō [key], Native North Americans of the Plains whose language belongs to the Algonquian branch of the Algonquian-Wakashan linguistic stock (see Native American languages). Their own...