The National War College (NWC) of the United States is a school in the National Defense University. It is housed in Roosevelt Hall on Fort Lesley J. McNair, Washington, D.C., the third-oldest Army post still active.

Thomas Leonard Harrold was a United States Army lieutenant general. He was commander of the 9th Armored Division, United States Army Armor School, 1st Cavalry Division, 8th Infantry Division, 10th Mountain Division, III Corps, and United States Army Caribbean. From 1958 to 1961 he served as commandant of the National War College.