About this Unit
D Troop, 1st Squadron, 9th Cavalry Regiment ("D Troop 1/9 Cav") is a renowned reconnaissance unit in the United States Army, originally constituted as part of the 1st Cavalry Division. The unit gained fame during the Vietnam War for its aggressive air cavalry tactics, utilizing helicopters for reconnaissance, security, and rapid deployment missions. D Troop played a pivotal role in numerous operations, often serving as the "eyes and ears" of larger forces and pioneering airmobile warfare concepts. Over the decades, D Troop has continued to serve with distinction in various conflicts and peacekeeping missions, upholding a proud legacy of adaptability, courage, and service.
Historical Facts
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D Troop, 1st Squadron, 9th Cavalry Regiment (D Troop 1/9 Cav) is one of the most storied air cavalry units of the Vietnam War, operating as part of the 1st Cavalry Division (Airmobile).
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The 1/9 Cav was nicknamed the “Headhunters” for their aggressive tactics and highly effective reconnaissance missions, with D Troop often serving as the "blues" (ground troops) in air cavalry operations.
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D Troop 1/9 Cav played a crucial role in the Battle of Ia Drang (1965), the first major battle between U.S. and North Vietnamese forces, providing reconnaissance, security, and rapid response.
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The unit became famous for its use of the “hunter-killer” team concept, combining scout helicopters (OH-6 Loach), attack helicopters (AH-1 Cobra), and infantry (blues) to find, fix, and destroy enemy forces.
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Members of D Troop were among the first to use the OH-6A Cayuse “Loach” helicopter in combat, revolutionizing aerial reconnaissance and close air support tactics.
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D Troop 1/9 Cav had one of the highest casualty rates in the Vietnam War due to its high-risk reconnaissance and combat insertion missions, earning a reputation for bravery and effectiveness.
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The unit reportedly had a standing bounty placed on their pilots and crews by the North Vietnamese Army, a testament to their combat effectiveness and the threat they posed.
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D Troop participated in the famous rescue of the crew of a downed B-57 bomber in 1968, flying into heavy enemy fire to save the airmen, an action that earned several soldiers valor awards.
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The exploits of D Troop and the 1/9 Cavalry inspired scenes in the film “Apocalypse Now,” with the air cavalry attack and “Ride of the Valkyries” sequence loosely based on their operations.
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Today, the legacy of D Troop 1/9 Cav is preserved by veterans’ organizations and museums, and the unit’s history is honored for its innovation, courage, and significant impact on modern air cavalry tactics.
