Colonel Trenton E. Wright was commissioned as an Infantry Officer upon graduation from Officer Candidate School Class 3-47, 28 April 1947. His first duty assignment was as Unit Training Officer, Company B, 7th Battalion, Combat Command B, 3rd Armored Division, Fort Knox, Kentucky. | His subsequent assignments include: Battalion Adjutant, 2nd Battalion, 506th Airborne Infantry, Camp Breckinridge, Kentucky; Platoon Leader, Company H, 29th Infantry Regiment, Okinawa; Commander, F Company, 29th Infantry Regiment, Okinawa; Intelligence Officer, 2nd Battalion, 29th Infantry Regiment, Okinawa; Supply Officer, 2nd Battalion, 29th Infantry Regiment, Okinawa; Executive Officer, Tank Company, 29th Infantry Regiment, Okinawa; Assistant Operations Officer, Liaison Officer, 148th Infantry, 37th Division, Fort Polk, Louisiana; Company Commander, Company B, 148th Infantry, 37th Division, Fort Polk, Louisiana; Leadership School Instructor, 37th Division, Fort Polk, Louisiana; Executive Officer, 2nd Battalion, 21st Infantry, 24th Division, Korea; Company Commander, Company E, 21st Infantry, 24th Division, Korea; Headquarters and Headquarters Company Commander, 2nd Battalion, 21st Infantry, 24th Division, Korea; Weapons Training Officer, Rifle, Carbine, Machine Gun, Rocket Launcher and Grenades, Headquarters and Headquarters Basic Training Command, Fort Chaffee, Arkansas; Commander, Company K, 307th Infantry, 77th Infantry Division, New York, New York; Company Commander, B Company, 1st Battle Group, 307th Infantry, 77th Infantry Division, New York, New York; Assistant Personnel Officer (G-1), 77th Infantry Division, New York, New York; Chief Publication Facilities Section, 356th Civil Affairs Brigade, New York, New York; Chief Government Section, 356th Civil Affairs Brigade, New York, New York; Deputy Commander, 356th Civil Affairs Brigade, New York, New York; Commander, 356th Civil Affairs Brigade, New York, New York; Deputy Chief of Staff for Personnel and Administration, 77th Army Reserve Command, New York, New York.