4:12th Cavalry

• Origins: The 4th Squadron, 12th Cavalry Regiment (4/12th Cavalry) traces its lineage back to the original 12th Cavalry Regiment, constituted in 1901 and organized at Fort Sam Houston, Texas, in 1901. • Vietnam War Service: The 4/12th Cavalry was activated for service in the Vietnam War, where it served as part of the 1st Cavalry Division (Airmobile), providing reconnaissance, security, and armored support. • Operation Attleboro: Elements of the 4/12th Cavalry played key roles in major operations such as Operation Attleboro in 1966, encountering heavy combat and earning commendations for bravery. • Nickname "Thunderhorse": The unit is often referred to by its nickname "Thunderhorse," a moniker adopted for its aggressive combat reputation and spirit. • Cambodian Incursion: In 1970, the 4/12th Cavalry participated in the Cambodian Incursion, moving across the border to disrupt enemy sanctuaries, logistics, and supply lines. • Decorations: The unit has received numerous awards, including Presidential Unit Citations and Valorous Unit Awards, for its actions during various campaigns in Vietnam. • Famous Engagement – Fire Support Base Rita: On November 1, 1968, the 4/12th Cavalry successfully defended Fire Support Base Rita against a major North Vietnamese assault, a battle noted for its intensity and heroism. • Return to the U.S. and Reorganizations: After Vietnam, the squadron returned to the U.S. and underwent several reorganizations and reactivations, reflecting changes in Army structure and doctrine. • Modern Missions: In recent years, elements of the 12th Cavalry, including the 4th Squadron, have participated in operations in Iraq and Afghanistan, continuing a legacy of service. • Legacy and Honors: The 4/12th Cavalry’s history of valor, adaptability, and service is remembered through regimental associations, reunions, and its presence at military heritage events.