The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pleasure in presenting the Army Distinguished Service Medal to Colonel (Infantry) Harry L. Cooper, United States Army, for exceptionally meritorious and distinguished services to the Government of the United States, in a duty of great responsibility during World War I. Colonel Cooper commanded the 2d Army Corps School at Chatillon, France, from 15 August 1918 to 19 May 1919. He so organized and coordinated the various activities at these schools that 1,800 to 2,500 students were constantly undergoing instruction. He was primarily responsible for the excellent system of training given, which training as received at these schools exercised a strong influence toward the efficiency of the whole body of American troops in France. By his sound administrative and superior technical ability, untiring zeal, and splendid judgment in reorganizing and expanding the schools, he produced and organization of the highest efficiency. He rendered services of signal worth to the American Expeditionary Forces in a position of great responsibility.