4th Fighter Squadron
The squadron was first activated in 1941 as the United States Army Air Corps expanded prior to the entry of the U.S. into World War II.[4] Reactivated as part of Twentieth Air Force in Okinawa, assuming personnel and Northrop P-61 Black Widows of the inactivated 418th Night Fighter Squadron.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.[4] 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.[4] In December 1975, the 4th moved to Hill Air Force Base, Utah, and formed the initial cadre of the relocation of the 388th Tactical Fighter Wing flying the F-4D Phantom IIs.[4] Air Combat Command officials announced a stand down and reallocation of flying hours for the rest of the fiscal year 2013 due to mandatory budget cuts.