 Complete the following phrase:  In August 1862, during the American Civil War, he enlisted and was mustered in as a sergeant in Company G., 128th New York Infantry Regiment. He was promoted to first sergeant in July 1863. In September 1863, he was discharged to accept a commission as first lieutet of Corps de Afrique, 91st United States Infantry, a regiment of black soldiers he and others from the 128th Regiment helped organize. He served in the 91st for the rest of the war. He fought in 