 Having served in the Philippines during the Philippine–American War, General Billy Mitchell revisited Fort Stotsenburg in 1924 during a 9-month survey of the Pacific aerial defenses.During this visit, Mitchell gave a flying lesson to the leader of the Philippine Revolution, General Emilio Aguinaldo, whom he had helped capture.In the 1920s the 2nd Battalion of the 24th Field Artillery Regiment was activated and regularly went to Camp O'Donnell for target practice or to Lingayen, Pangasinan for maneuvers with all U.S. forces based on Luzon.