 A nasty campaign ensued, in which Diefenbaker was called a "Hun" because of his German-derived surname.The 1925 federal election was held on October 29; he finished third behind the Liberal and Progressive Party candidates, losing his deposit.The winning candidate, Charles McDonald, did not hold the seat long, resigning it to open a place for the Prime Minister, William Lyon Mackenzie King, who had been defeated in his Ontario riding.