Colonel Charles A. Henning was commissioned an Infantry Officer upon graduation from Officer Candidate School, Class 520-68, 24 October 1968. His first duty assignment was as Training Officer, 1st Basic Training Brigade, Fort Jackson, South Carolina. | His subsequent duty assignments include: Rifle Platoon Leader, 1st Bn, 8th Cavalry, 1st Cavalry Division, Quan Loi, Vietnam; Civil Affairs Officer, V Corps Support Command, Frankfurt, Germany; Commander, 92d Transportation Company, Frankfurt, Germany; Personnel Officer, V Corps Support Command, Frankfurt, Germany; Bn S-1, 1st Bn, 5th Infantry, 25th ID, Schofield Barracks, Hawaii; Brigade S-1, 1st Brigade, 25th ID, Schofield Barracks, Hawaii; Assistant G-1, Operations, 25th ID, Schofield Barracks, Hawaii; Chief, Officer Management Branch, G-1, 25th ID, Schofield Barracks, Hawaii; Admissions Officer, U.S. Military Academy Preparatory School, Fort Monmouth, New Jersey; Adjutant General and Deputy Chief of Staff for Personnel, 7th Signal Command, Fort Ritchie, Maryland; Adjutant General, U.S. Army Engineer School and Fort Belvoir, Fort Belvoir, Virginia; Chief, Department of the Army (DA), Secretariat and Chief, Enlisted Assistance Branch, U.S. Total Army Personnel Command, Alexandria, Virginia; Deputy Chief of Staff for Personnel, 19th Support Command, Taegu, Korea; Chief, Officer Division, Deputy Chief of Staff for Personnel, Headquarters, Department of the Army, The Pentagon, Washington, D.C.; Deputy Chief of Staff for Personnel (G-1), U.S. Army Intelligence and Security Command, Fort Belvoir, Virginia.