Complex sentence: Green Clay Smith (July 4,1826--June 29,1895) served as a major general during the Civil War, was a congressman from Kentucky and was the Territorial Governor of Montana from 1866 to 1869.
Split into simpler sentences: Green Clay Smith (July 4,1826--June 29,1895) was a U.S. solider and politician. He served as a major general during the Civil War, was a congressman from Kentucky and was the Territorial Governor of Montana from 1866 to 1869.