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(1799-1858), was chancellor of the Mississippi Superior Court from 1828 to 1831, and from 1832 to 1835. He was a member of the Mississippi Senate in 1835, and ex-officio Governor for a time. He commanded a brigade at Monterey, led the assault at Vera Cruz, commanded at Alvarado, and stormed Chapultepec. He was appointed by General Scott Governor of the City of Mexico. He was Governor of Mississippi from 1850 to 1851, and served in the U.S. Congress as a Democrat from 1855 to 1858. He early maintained the right of secession, and suggested a Southern Confederacy.