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Gadsden Purchase(gădz`dən), strip of land purchased (1853) by the United States from Mexico. The Treaty of Guadalupe Hidalgo (1848) had described the U.S.-Mexico boundary vaguely, and President Pierce wanted to insure U.S. possession of the Mesilla Valley near the Rio Grande—the most practicable route for a southern railroad to the Pacific. James GadsdenGadsden, James
, 1788–1858, American railroad promoter and diplomat, b. Charleston, S.C.; grandson of Christopher Gadsden. He served in the War of 1812, under Andrew Jackson against the Seminole, and, later, as commissioner to remove the Seminole to their reservation in
..... Click the link for more information. negotiated the purchase, and the U.S. Senate ratified (1854) it by a narrow margin. The area of c.30,000 sq mi (77,700 sq km), purchased for $10 million, now forms extreme S New Mexico and Arizona S of the Gila.
See P. N. Garber, The Gadsden Treaty (1923, repr. 1959); O. B. Faulk, Too Far North, Too Far South (1967).
an area of about 77 000 sq. km (30 000 sq. miles) in present-day Arizona and New Mexico, bought by the US from Mexico for 10 million dollars in 1853. The purchase was negotiated by James Gadsden (1788--1858), US diplomat