He was the commander of the American Expeditionary Forces of
the US forces during world war one.
He was the only American in his lifetime to reach the rank
of the General of the Armies which is the highest possible rank in the Army of
United States.
He also served in several Indian campaigns in New Mexico and
he was also known to be Black Jack because he also served the 10th cavalry regiment which is a segregated African
American unit in the army.
