US Air Force 4th Tactical Fighter Squadron FIGHTING FUUJINS Vietnam War Patch.

In June 1965, the 4th FS moved to Eglin Air Force Base, Florida, and was renamed the 4th Tactical Fighter Squadron, under the aegis of the 33d Tactical Fighter Wing, becoming the fourth Air Force fighter squadron trained in the F-4C Phantom IIs. Deployed in July 1967, to Ubon Royal Thai Air Force Base, Thailand, where they were designated as the 435th Tactical Fighter Squadron and immediately began combat operations. Reassigned in 1969 to Da Nang Air Base, Republic of Vietnam; flying tactical bombing missions over North Vietnam as part of the 366th Tactical Fighter Wing. Remained in Vietnam until United States redeployment from DaNang Air Base in mid-1972. The squadron attained the U.S. Air Force's last Southeast Asia aerial victory, downing a MiG-21 on 8 January 1973. In all the 4th downed four enemy aircraft in combat over Vietnam. For the next two years, the squadron remained at Udorn Royal Thai Air Force Base, flying cover for evacuations of Phnom Penh, Cambodia and Saigon, Republic of Vietnam. The 4th performed strike missions in support of a recovery operation for the SS Mayaguez, a merchant freighter captured by Cambodian Khmer Rouge guerillas in May 1975. Used Vietnam war in-country machine embroidered patch, size is 4.2" by 3.2". Patch has "cheese cloth" backing. Very rare.