(Repro) During the Vietnam War, 435th Tactical Fighter Squadron flew the F-4 Phantom II. They were a detachment that operated under the 8th Tactical Fighter Wing detachment at Udorn RTAFB, Thailand, from 5 Jun-c. 23 July 1966. They conducted air defense missions in Southeast Asia from, 12 October-20 December 1965 and combat sorties from, July 1966-15 August 1973. This is a reproduction patch and does not come with velcro attached.