 George B. McClellan

George Brinton McClellan (December 3, 1826October 29, 1885) was an American soldier, civil engineer, railroad executive, and politician who served as the 24th Governor of New Jersey.A graduate of West Point, McClellan served with distinction during the Mexican–American War and later left the Army to work on railroads until the outbreak of the American Civil War Early in the conflict, McClellan was appointed to the rank of major general and played an important role in raising a well-trained and organized army, which would become the Army of the Potomac in the Eastern Theater; he served a brief period (November 1861 to March 1862) as general-in-chief of the Union Army.