Vietnam 1st Squadron 4th Cavalry Pins and Buttons

1st Squadron, 4th Cavalry (1-4 Cavalry,"Quarterhorse") was assigned to be the divisional reconnaissance squadron of the 1st Infantry Division based at Di An. It arrived at Vung Tau on 7 October 1965, making it the first element of the 4th Cavalry to deploy to Vietnam.The Squadron was ready for action. Throughout the Vietnam War, the troopers of 1st Squadron, 4th Cavalry Regiment participated in numerous battle and operations including; Operation Niagara, Operation Cedar Falls, Operation Williston, Operation Tucson-Delta, Operation Junction City, Operation Manhattan, Operation Shenandoah II (where Troop C handed the VC one of their heaviest defeats of the war) the Tet Offensive, and many more.

The 17th Cavalry Regiment is a historical organization within the United States Army that began as a regiment of cavalry after the Pancho Villa Expedition. The unit was constituted on 1 July 1916 in the Regular Army as the 17th Cavalry at Fort Bliss, Texas and originally inactivated 26 September 1921 at the Presidio of Monterey, California.

The 2nd squadron, 1st Cavalry was a separate armored cavalry squadron attached to US Army, Pacific (USARPAC) from the 2nd Armorded Division. Squadron personnel are entitled to wear the shoulder sleeve insignia of the 2nd Armored Division. Assigned to Pleiku, Dak To, Suio Doi, An Khe, Phan Thiet and more. Vietnam Combat Veteran - 2nd Squadron, 1st Cav Regt - 2nd Armor Divietnam Service - 30 august 1967 to 11 October 1970

The 1st Cavalry Regiment is a United States Army unit to have its antecedents in the early 19th century in the formation of the United States Regiment of Dragoons. To this day, the unit's special designation is "First Regiment of Dragoons"

The 10th Cavalry Regiment is a unit of the United States Army. Formed as a segregated African-American unit, the 10th Cavalry was one of the original "Buffalo Soldier" regiments in the post–Civil War Regular Army. It served in combat during the Indian Wars in the western United States, the Spanish–American War in Cuba and in the Philippine–American War. The regiment was trained as a combat unit but later relegated to non-combat duty and served in that capacity in World War II until its deactivation in 1944. The regiment have served in conflicts ranging from the Vietnam War to Operation Enduring Freedom and Operation Iraqi Freedom.

1st Squadron, 17th Cavalry was the ground reconnaissance element of the 3d Brigade Task Force, 82d Airborne Division in Vietnam. It arrived in Vietnam on 18 February 1968 and departed on 11 December 1969.

The 4th Cavalry Regiment is a United States Army cavalry regiment, whose lineage is traced back to the mid-19th century. It was one of the most effective units of the Army against American Indians on the Texas frontier. Today, the regiment exists as separate squadrons within the U.S. Army. The 1st Squadron of the 4th Cavalry's official nickname is "Quarterhorse", which alludes to its 1/4 Cav designation.

On 1 July 1963, the 2nd Squadron, 1st Cavalry was relieved of their duties to the 3rd Armored Division, United States Army, Europe and reassigned to the 2nd Armored Division at Fort Hood, Texas. On 8 August 1967, the unit left Fort Hood for Vietnam where they were attached to the 4th Infantry Division, headquartered in Pleiku. During their service in the Central Highlands, troopers saw action in Pleiku, Đắk Tô, Suoi Doi, Kon Tum, An Khê and many other nameless stretches of road and jungle. In May 1969, the squadron was transferred to Task Force South in Phan Thiết and was attached to the 1st Field Force, Vietnam. Now operating in the rice paddies and rubber plantations of Vietnam, the Blackhawks further distinguished themselves in action.

The 3rd Squadron, 4th Cavalry (3-4 Cavalry, or popularly known as "Three-Quarter Horse" or "Mackenzie's Riders" after Ranald S. Mackenzie) acted as the reconnaissance squadron for the 25th Infantry Division. Deploying to Vietnam on 24 March 1966, the men were based at Cu Chi Base Camp northwest of Saigon, while Troop C served with the division's 3rd Brigade in the Central Highlands.

The 10th Cavalry Regiment is a unit of the United States Army. Formed as a segregated African-American unit, the 10th Cavalry was one of the original "Buffalo Soldier" regiments in the post–Civil War Regular Army. It served in combat during the Indian Wars in the western United States, the Spanish–American War in Cuba and in the Philippine–American War. The regiment was trained as a combat unit but later relegated to non-combat duty and served in that capacity in World War II until its deactivation in 1944. The regiment have served in conflicts ranging from the Vietnam War to Operation Enduring Freedom and Operation Iraqi Freedom.

Three Squadrons, the 1st, 2nd and 7th, served during the Vietnam War from the 1st Cavalry Regiment. The squadrons supported the 23rd Infantry Division (Americal), 101st Airborne Division, 11th Infantry Brigade, 4th Infantry Division plus numerous units of the Army of the Republic of South Vietnam (ARVN)

Three Squadrons, the 1st, 2nd and 7th, served during the Vietnam War from the 1st Cavalry Regiment. The squadrons supported the 23rd Infantry Division (Americal), 101st Airborne Division, 11th Infantry Brigade, 4th Infantry Division plus numerous units of the Army of the Republic of South Vietnam (ARVN)

Three Squadrons, the 1st, 2nd and 7th, served during the Vietnam War from the 1st Cavalry Regiment. The squadrons supported the 23rd Infantry Division (Americal), 101st Airborne Division, 11th Infantry Brigade, 4th Infantry Division plus numerous units of the Army of the Republic of South Vietnam (ARVN)

The 10th Cavalry Regiment is a unit of the United States Army. Formed as a segregated African-American unit, the 10th Cavalry was one of the original "Buffalo Soldier" regiments in the post–Civil War Regular Army. It served in combat during the Indian Wars in the western United States, the Spanish–American War in Cuba and in the Philippine–American War. The regiment was trained as a combat unit but later relegated to non-combat duty and served in that capacity in World War II until its deactivation in 1944. The regiment have served in conflicts ranging from the Vietnam War to Operation Enduring Freedom and Operation Iraqi Freedom.

On 1 July 1963, the 2nd Squadron, 1st Cavalry was relieved of their duties to the 3rd Armored Division, United States Army, Europe and reassigned to the 2nd Armored Division at Fort Hood, Texas. On 8 August 1967, the unit left Fort Hood for Vietnam where they were attached to the 4th Infantry Division, headquartered in Pleiku. During their service in the Central Highlands, troopers saw action in Pleiku, Đắk Tô, Suoi Doi, Kon Tum, An Khê and many other nameless stretches of road and jungle. In May 1969, the squadron was transferred to Task Force South in Phan Thiết and was attached to the 1st Field Force, Vietnam. Now operating in the rice paddies and rubber plantations of Vietnam, the Blackhawks further distinguished themselves in action

Three Squadrons, the 1st, 2nd and 7th, served during the Vietnam War from the 1st Cavalry Regiment. The squadrons supported the 23rd Infantry Division (Americal), 101st Airborne Division, 11th Infantry Brigade, 4th Infantry Division plus numerous units of the Army of the Republic of South Vietnam (ARVN)

The 4th Cavalry Regiment is a United States Army cavalry regiment, whose lineage is traced back to the mid-19th century. It was one of the most effective units of the Army against American Indians on the Texas frontier. Today, the regiment exists as separate squadrons within the U.S. Army. The 1st Squadron of the 4th Cavalry's official nickname is "Quarterhorse", which alludes to its 1/4 Cav designation.

The squadron was reactivated on 25 November 1966 at Fort Knox, KY, and was organized with Troops A, B, and C as air cavalry and Troop D as ground cavalry. The 3d Squadron, 17th Cavalry arrived in Vietnam on 30 October 1967 and was assigned to the 12th Aviation Group, 1st Aviation Brigade, primarily stationed at Dĩ An. It was responsible for air cavalry support in the western part of III Corps Tactical Zone.

In 1966, the 1st Squadron, 10th Cavalry (Armored Reconnaissance), went to the Republic of South Vietnam during the Vietnam War (1966–1972) operating in the II Corps Area as part of the 4th Infantry Division. It received its first Valorous Unit Award in May 1969 for actions at LZ Oasis against a battalion sized enemy force. The 1st Squadron of the 10th, with the 4th Infantry Division, earned 12 campaign streamers and other awards in Vietnam

1st Squadron, 4th Cavalry served with the 1st Infantry Division as part of VII Corps as a reconnaissance squadron