GEORGE BRINTON McCLELLAN - (1826-1885) - Army Engineer, born Philadelphia, Pa. Studied at University of Pennsylvania (1840-42) and graduated at West Point (1846). Fought in actions from Veracruz to Mexico City during Mexican War. As member of commision to study European military systems, wrote report published as The Armies of Europe. Resigned from Army (1857) to become chief engineer of Illlinois Central Railroad; was elected (1859) president of eastern division of Onio and Mississippi Railroad. When Ft. Sumter was fired on (1861), joined Union Army as major-general of Ohio state troops. Following successes in West Virginia, Lincoln gave him command of Army of Potomac. Disregarding wishes of Lincoln, embarked upon Peninsular Campaign, which culminated in disastrous Seven Days' Battles; was superseded in chief command by Pope, but reinstated after Second Battle of Bull Run. Although victorious at South Mouintain at Antietam, refused to press after Lee and was removed by President (1862). Democratic candidate for Presidency (1864), but lost election to Lincoln. After residence in Europe (1864-68), became chief engineer of Department of docks of New York City (1870-72) and governor of New Jersey (1878-81).