About this Unit
**435th Tactical Fighter Squadron, Thailand:**
The 435th Tactical Fighter Squadron (435 TFS) was a unit of the United States Air Force that operated out of Ubon Royal Thai Air Force Base, Thailand, during the Vietnam War. Equipped primarily with the F-4 Phantom II, the squadron flew combat missions including air interdiction, close air support, and escort duties over Vietnam, Laos, and Cambodia from the mid-1960s until the early 1970s. The 435 TFS played a vital role in suppressing enemy air defenses and supporting ground operations throughout the conflict. Its distinguished service contributed to the overall air superiority achieved by the United States in Southeast Asia.
**10th Organizational Maintenance Squadron, England:**
The 10th Organizational Maintenance Squadron (10th OMS) was part of the 10th Tactical Fighter Wing, stationed at RAF Alconbury, England, during the Cold War. The squadron's primary mission was to provide maintenance support for the wing's aircraft, which included F-111s and earlier, RF-4C reconnaissance planes. By ensuring aircraft readiness and reliability, the 10th OMS played a crucial role in NATO's deterrence strategy against Soviet aggression. Their maintenance excellence contributed to the wing's operational effectiveness throughout its tenure in the United Kingdom.
Historical Facts
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435th Tactical Fighter Squadron (TFS), Thailand
• The 435th TFS was a part of the United States Air Force and operated primarily out of Ubon Royal Thai Air Force Base during the Vietnam War.
• The squadron was equipped with the McDonnell F-4 Phantom II, a powerful multi-role fighter-bomber.
• It played a significant role in Operation Rolling Thunder, the sustained bombing campaign against North Vietnam.
• Pilots from the 435th TFS were involved in numerous air-to-air engagements, including some of the early jet dogfights over Vietnam.
• The squadron participated in Operation Bolo in January 1967, a successful mission to lure and destroy North Vietnamese MiG-21s.
• One of the squadron's F-4 crews, Captains Merlyn Dethlefsen and Kevin "Mike" Gilroy, received the Medal of Honor and Air Force Cross for a daring strike against heavily defended targets in 1967.
• The 435th TFS flew more than 24,000 combat sorties during its Vietnam deployment.
• The unit's tail code during its time in Thailand was "FG".
• The squadron suffered losses, but its pilots and crews became known for their professionalism and bravery under fire.
• The 435th TFS was inactivated in 1974, but its legacy continues through the 435th Fighter Training Squadron, which currently trains USAF pilots.
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10th Operational Maintenance Squadron (OMS), England
• The 10th OMS was part of the 10th Tactical Reconnaissance Wing, based at RAF Alconbury, England, during the Cold War.
• This unit was responsible for the maintenance and operational readiness of reconnaissance aircraft, including the RF-4C Phantom II.
• RAF Alconbury was a key base for USAF operations in Europe, supporting NATO during periods of heightened tension with the Soviet Union.
• Personnel of the 10th OMS maintained aircraft that conducted vital intelligence-gathering missions across Europe and sometimes along the borders of the Eastern Bloc.
• The squadron played a crucial support role during exercises such as REFORGER and Able Archer, simulating large-scale NATO mobilizations.
• 10th OMS airmen had to maintain high levels of readiness, often responding to short-notice alert launches and real-world reconnaissance taskings.
• The squadron's work ensured that the 10th TRW could provide timely photo intelligence to commanders, impacting Cold War planning and decisions.
• RAF Alconbury became famous for its "Alconbury Air Tattoo," which showcased both maintenance and flying skills of 10th OMS and related units.
• Many veterans of the 10th OMS recall the camaraderie and unique challenges of maintaining high-tech aircraft in England's often damp and chilly climate.
• The 10th OMS was inactivated in the early 1990s as part of the post–Cold War drawdown, but its legacy is remembered by former personnel and aviation enthusiasts.
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