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 Lieutenant Colonel (Infantry) William Torbert MacMillan, 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. As Assistant Chief of Staff, G-1, 78th Division, from July 1918 until June 1919, by his indefatigable zeal, keen foresight, exceptional executive and administrative ability, Lieutenant Colonel MacMillan successfully organized and directed the supply and administrative services of the Division so as to insure at all times an ample supply of rations and ammunition, overcoming many difficult obstacles under most trying circumstances, thereby rendering conspicuous services to the American Expeditionary Forces in a position of great responsibility.