The 436th Training Squadron is a non-flying training squadron of the United States Air Force. The 436th Training Squadron, located at Dyess Air Force Base, Texas, is a geographically separated unit (GSU) within Air Combat Command’s 552nd Air Control Wing, Tinker AFB, Oklahoma. The 436th is one of the oldest units in the United States Air Force, first being organized as the 88th Aero Squadron on 18 August 1917 at Kelly Field, Texas. The squadron deployed to France and fought on the Western Front during World War I as a Corps observation squadron.