 In 1914, he served with Ambulance Americaine, in Belgium and France in 1915, and with Squadron A, New York Cavalry, on the Mexico–United States border in 1916.During the First World War he was commissioned a second lieutenant on August 15, 1917, and served with the Eightieth Cavalry Division, United States Army, and later with the Seventh Machine Gun Battalion, Third Division, and was discharged a first lieutenant on September 15, 1919.After the war resumed the practice of law in Reading.