U.S. Army

The 3rd Battalion, 22nd Infantry Regiment (3/22nd Infantry) is a storied unit of the United States Army with roots tracing back to its original activation in 1812. The battalion saw distinguished service in major conflicts, including World War II, where it fought in the European Theater, and the Vietnam War, where it participated in numerous operations as part of the 25th Infantry Division and later the 4th Infantry Division. Throughout its history, 3/22nd Infantry has earned multiple unit citations and campaign streamers for its valor and effectiveness in combat. Today, the unit continues its legacy of excellence as part of the modern U.S. Army, upholding its motto, "Deeds, Not Words."

The 3rd Brigade, 34th Armored Division (often stylized as 3/34th Armored Division) was a unit of the United States Army National Guard. Headquartered in Iowa, the brigade was a key element of the 34th Armored Division, which was active during the Cold War era, primarily tasked with training and readiness for armored warfare in Europe. The 3/34th participated in numerous training exercises and annual maneuvers, maintaining readiness for potential deployment during heightened tensions between NATO and Warsaw Pact forces. The division, including its 3rd Brigade, was inactivated in 1968 as part of a nationwide reorganization of Army National Guard armored forces, with its units either disbanded or reassigned to other commands.

The 3rd Battalion, 39th Infantry Regiment (3/39th Infantry) has a distinguished history within the U.S. Army. Originally constituted in 1917, it has served in major conflicts such as World War II and the Vietnam War. During the Vietnam War, 3/39th Infantry was assigned to the 9th Infantry Division and operated in the challenging Mekong Delta, participating in significant operations including Operation Palm Tree and Operation Coronado. The battalion earned multiple unit commendations for its valor and professionalism before being inactivated as part of post-war drawdowns.

The 3rd Battalion, 5th Field Artillery Regiment (3/5th FA) is one of the oldest continuously serving units in the United States Army, tracing its lineage back to the original Alexander Hamilton Battery of the Revolutionary War in 1776. Over its long history, 3/5th FA has participated in numerous conflicts, including the War of 1812, the Mexican-American War, the Civil War, both World Wars, the Korean War, Vietnam, Operation Desert Storm, and the Global War on Terrorism. Renowned for its distinguished service and adaptability, the battalion has provided critical artillery support to maneuver forces and has earned multiple campaign streamers and unit citations. Today, 3/5th FA remains an active and vital component of the U.S. Army’s field artillery capabilities.

The 31st Air Defense Artillery (ADA) traces its origins to its constitution in the Regular Army in 1918 as the 31st Artillery (Coast Artillery Corps), serving initially in World War I. Reactivated and reorganized multiple times, the unit was heavily involved in air defense missions during World War II and the Cold War, adapting to emerging technologies and threats. Throughout its history, the 31st ADA has provided critical air and missile defense capabilities in various theaters, including support for NATO and deployments to the Middle East. Today, the brigade remains a key component of the U.S. Army’s air defense mission, equipped with advanced systems such as the Patriot missile.

The 368th Transportation Company, based at Fort Eustis, Virginia, is a distinguished unit within the U.S. Army’s transportation corps. Activated during periods of increased logistical demand, the company has played a vital role in providing movement control and transportation support for both stateside and overseas operations. Throughout its history, the 368th has supported major military campaigns by ensuring the efficient transport of personnel, equipment, and supplies. The unit’s dedication to mission readiness and excellence continues to uphold the proud traditions of Army logistics at Fort Eustis.

The 37th Armor Regiment was constituted in 1941 and activated at Fort Knox, Kentucky, as part of the U.S. Army’s rapid expansion during World War II. The regiment fought with distinction in the European Theater, participating in campaigns such as Normandy, Northern France, Rhineland, Ardennes-Alsace, and Central Europe. After World War II, the unit underwent several reorganizations, serving in various armored divisions and engaging in Cold War deterrence duties in Europe. Elements of the 37th Armor Regiment have since supported operations in the Gulf War, Iraq, and Afghanistan, maintaining a proud legacy of excellence in armored warfare.

The 391st Engineer Battalion was constituted on 5 May 1942 in the Army of the United States and activated on 15 August 1942 at Camp Pickett, Virginia. During World War II, the unit served with distinction in the European Theater, participating in campaigns such as Normandy, Northern France, Rhineland, Ardennes-Alsace, and Central Europe, where it was responsible for constructing vital bridges, roads, and fortifications. After the war, the battalion was inactivated, but later reactivated in the Army Reserve, continuing its tradition of providing engineer support in both combat and peacetime operations. Today, the 391st Engineer Battalion remains an essential combat support unit, prepared to deploy and provide engineering expertise wherever needed.

The 3rd Air Defense Artillery Training Battalion traces its lineage to early U.S. coastal artillery units, initially formed to defend the nation’s shores in the late 19th century. Throughout the 20th century, the battalion evolved alongside advancements in air defense technology, transitioning from coastal guns to anti-aircraft artillery and, eventually, modern missile systems. Reorganized as a training battalion, the 3rd is now stationed at Fort Sill, Oklahoma, where it plays a critical role in instructing new generations of air defense artillery soldiers. The unit upholds a proud tradition of excellence, preparing personnel to defend against aerial threats in support of U.S. and allied operations worldwide.

The 3rd Anti Tank Battalion was activated during World War II as part of the United States Marine Corps, tasked with providing dedicated anti-tank support to Marine divisions in the Pacific Theater. Equipped with towed and self-propelled anti-tank guns, the battalion played a crucial role in repelling Japanese armored assaults during key island campaigns such as Bougainville and Guam. After distinguished service throughout the war, the battalion was deactivated following Japan's surrender in 1945. Its legacy is remembered for adaptability and effectiveness in anti-armor warfare under challenging combat conditions.

The 3rd Armored Cavalry Division, though not an official designation in U.S. Army history, may refer to heavy armored cavalry formations such as the 3rd Armored Cavalry Regiment. The 3rd Armored Cavalry Regiment was first constituted in 1846 as the Regiment of Mounted Riflemen and has served in major American conflicts, including the Mexican-American War, World Wars, Vietnam, Iraq, and Afghanistan. Throughout its service, the unit has distinguished itself in reconnaissance, security operations, and direct combat, earning numerous battle honors and decorations. Renowned for its adaptability and valor, the regiment continues to uphold its motto, "Brave Rifles," as a symbol of its storied legacy within the U.S. Army.

The 3rd Engineer Battalion, originally constituted in 1861 as the Battalion of Engineers, is one of the oldest engineer units in the United States Army. It has served in numerous conflicts, including the Civil War, World War I, World War II, Vietnam, and recent operations in Iraq and Afghanistan. The battalion specializes in combat engineering tasks such as construction, demolition, route clearance, and providing mobility and counter-mobility support to maneuver forces. Renowned for its technical proficiency and adaptability, the 3rd Engineer Battalion continues to play a vital role in supporting Army operations worldwide.

The 4th Battalion, 21st Infantry Regiment (4/21st Infantry) is a distinguished unit of the United States Army with a storied history dating back to its formation in 1861. The regiment earned battle honors in major conflicts, including the Civil War, Philippine–American War, World War II, and the Vietnam War, where the 4th Battalion was reactivated and participated in operations throughout the I and II Corps Tactical Zones. During the Vietnam War, 4/21st Infantry, known as the "Gimlets," was assigned to the 11th Infantry Brigade, Americal Division, conducting search and destroy missions and counterinsurgency operations. In recent decades, elements of the battalion have supported missions in Iraq and Afghanistan, continuing their legacy of service and adaptability in modern conflicts.

The 4th Battalion, 25th Infantry Regiment (4/25th Infantry) has a distinguished history within the U.S. Army. Originally constituted in the late 19th century, the unit has participated in numerous major conflicts, including World War II, the Korean War, and the Vietnam War, often recognized for its valor and professionalism. Throughout its service, 4/25th Infantry has specialized in light infantry operations, excelling in both conventional and asymmetric warfare environments. The battalion continues to uphold its proud traditions, contributing to global missions and training exercises as part of modern U.S. Army operations.

The 406th General Supply Company was an essential logistics unit within the United States Army, primarily tasked with providing general supply support to combat and support units. Activated during World War II, the company played a pivotal role in ensuring the continuous flow of equipment, food, and essential materials to frontline troops across various theaters of operation. After the war, the 406th continued its service during the Korean War, adapting to changing logistical demands and supporting sustained military operations. Throughout its history, the unit earned commendations for its efficiency and reliability, embodying the critical importance of supply and logistics in modern military campaigns.

The 42nd Engineer Company was a key combat engineer unit assigned to the Berlin Brigade during the Cold War. Stationed in West Berlin, the unit played a vital role in maintaining the city's defensive readiness and infrastructure under the unique conditions of an isolated enclave within East Germany. The 42nd Engineers were responsible for constructing and maintaining fortifications, bridges, and other military facilities, as well as supporting allied operations and community relations. Their presence contributed significantly to the deterrence posture and operational effectiveness of U.S. forces in Berlin until the Brigade's inactivation following German reunification in the early 1990s.

The 430th Transportation Company is a unit within the United States Army Reserve, specializing in providing motor transport support for military operations. Originally constituted during the Cold War era, the unit has supported numerous exercises and deployments, ensuring the efficient movement of troops, equipment, and supplies. Over the years, the 430th has participated in both domestic and overseas missions, including support for Operations Iraqi Freedom and Enduring Freedom. Renowned for its professionalism and adaptability, the 430th Transportation Company remains a vital component of the Army’s logistical capabilities.

The 437th Military Police Company (437th MP Co) is a United States Army Reserve unit with a distinguished history of service. Activated during World War II, the unit has provided crucial law enforcement, security, and combat support operations both domestically and overseas. The 437th MP Co has deployed in support of major operations, including Operation Iraqi Freedom and Operation Enduring Freedom, where its soldiers conducted convoy security, detainee operations, and area security missions. Throughout its service, the unit has earned recognition for professionalism and dedication to mission success.

The 5th Battalion, 2nd Air Defense Artillery Regiment (5-2 ADA) traces its origins to the early 20th century, with its lineage dating back to the formation of the 2nd Regiment of Artillery in 1821. Over the decades, the unit has undergone numerous reorganizations and redesignations, serving in various air defense roles within the U.S. Army. Notably, 5-2 ADA has operated advanced air and missile defense systems such as the PATRIOT and Avenger, supporting both homeland defense and overseas contingency operations. Throughout its history, the battalion has played a vital role in protecting U.S. and allied forces from aerial and missile threats.

The 5th Battalion, 502nd Infantry Regiment (5/502nd Infantry) is a distinguished unit of the United States Army, tracing its lineage to the famed 502nd Parachute Infantry Regiment of the 101st Airborne Division, activated during World War II. Though the original 502nd PIR fought valiantly in Normandy, Operation Market Garden, and the Battle of the Bulge, the 5th Battalion was activated during the Vietnam War as part of the Army's expansion. Serving with honor in Vietnam, 5/502nd Infantry participated in numerous combat operations, earning recognition for its bravery and effectiveness in counterinsurgency missions. The battalion was later inactivated, but its legacy endures as part of the storied history of the "Five-Oh-Deuce" within the airborne and air assault communities.

The 50th Signal Battalion was originally constituted in 1940 and activated at Fort Monmouth, New Jersey, as part of the U.S. Army Signal Corps. The unit played a crucial role during World War II, providing vital communications support in the European Theater, including operations in Normandy, Northern France, and Central Europe. Over the decades, the 50th Signal Battalion has supported various military operations, including Operation Desert Storm and Operation Enduring Freedom, ensuring reliable communications for command and control. Today, the battalion continues to serve as a key component of the 35th Signal Brigade, providing expeditionary signal support to U.S. Army forces worldwide.

The 521st Military Police Company (521st MP Co) was first activated during World War II, providing security and law enforcement support for U.S. Army operations in the European Theater. Over the decades, the unit has served in various capacities, including garrison law enforcement, convoy security, and detainee operations. The 521st MP Co has participated in several major deployments, notably supporting Operation Iraqi Freedom and Operation Enduring Freedom, where it contributed to both combat and stability missions. The unit is renowned for its professionalism and adaptability, earning multiple commendations for its exemplary service in both peacetime and conflict environments.

The 523rd Transportation Company is a distinguished U.S. Army unit with a history dating back to World War II, where it played a vital role in logistical operations across the European Theater. Reactivated during the Vietnam War, the company became renowned for its bravery during the 1968 ambush at An Khe Pass, where it successfully defended its convoy under intense enemy fire, earning multiple unit citations. Over the decades, the 523rd has supported various missions, including operations in Southwest Asia during the Gulf War and deployments in support of Operation Iraqi Freedom. Today, the 523rd Transportation Company continues its legacy of excellence, providing essential transportation and logistical support to U.S. military operations worldwide.

The 533rd Military Intelligence Battalion (MI BN) was constituted on 1 June 1946 in the Regular Army as the 533rd Counter Intelligence Corps Detachment. Activated in Germany, the battalion has served in various intelligence roles, providing support during the Cold War and later in Korea. Over the years, the unit has conducted human intelligence, signals intelligence, and counterintelligence operations to support U.S. Army and allied missions. Today, the 533rd MI BN operates as part of the 501st Military Intelligence Brigade, stationed in South Korea, where it continues its critical role in intelligence collection and analysis on the Korean Peninsula.