 He was then appointed by the United States State Department as a delegate to the International Navigation Congress at Cairo, Egypt, in 1926.After being defeated in 1927, he returned to the mayor's office in Philadelphia following a victory in the 1931 Philadelphia mayoral election, serving from 1932 to 1935 as its 111th incumbent.During his terms as mayor, Moore banned the showing of films by Roscoe Arbuckle because the charges pending against Arbuckle for rape and murder would offend public morals.