U.S. Army

The 159th Aviation Intermediate Maintenance Battalion (AVIM) was activated during the Vietnam War to provide vital aviation maintenance and logistics support to U.S. Army aviation units. Tasked with keeping helicopters and aircraft operational, the 159th AVIM played a crucial role in sustaining air mobility and combat effectiveness throughout the conflict. After Vietnam, the unit continued to serve in various capacities, supporting aviation operations during training exercises and deployments worldwide. Over the years, the 159th AVIM has earned recognition for its technical expertise and dedication, contributing significantly to Army aviation readiness.

The 2nd Aviation Battalion is a distinguished unit in the United States Army, originally constituted on March 1, 1963, as part of the 2nd Infantry Division. The battalion played a significant role during the Vietnam War, providing critical aerial reconnaissance, assault, and support missions. Over the years, the 2nd Aviation Battalion has been stationed at various locations, including Korea, where it contributed to deterrence and readiness along the Demilitarized Zone. Today, the unit continues its legacy by supporting combat and humanitarian operations worldwide, upholding its motto, "Second to None."

The 4th Battalion, 1st Infantry Regiment (4/1st Infantry) boasts a storied history dating back to its origins in the early 19th century as part of the Army’s oldest regular infantry regiment. The unit has participated in numerous conflicts, including the Mexican-American War, Civil War, World Wars I and II, and the Vietnam War, earning multiple campaign streamers and decorations for its valor. In more recent decades, 4/1st Infantry has served in operations in the Middle East, supporting missions in Iraq and Afghanistan as part of modern modular Brigade Combat Teams. Throughout its service, the battalion has built a reputation for professionalism, adaptability, and unwavering commitment to mission success.

The 42nd Infantry Regiment was constituted in the Regular Army of the United States on 15 May 1917, as part of the rapid expansion for service in World War I. Throughout its history, the unit has been activated and inactivated several times, serving with distinction in key campaigns. During World War II, the 42nd Infantry saw service in the Pacific Theater, participating in the liberation of the Philippines. The regiment’s legacy is marked by adaptability and commitment, reflecting the evolving needs of the U.S. Army across multiple conflicts.

The 50th Armored Division was a unit of the United States Army National Guard, officially established in 1946 in New Jersey. Originally organized as an infantry division, it was reorganized as an armored division in 1946 as part of the National Guard's post-World War II restructuring. The division provided combat-ready forces during the Cold War, participating in numerous training exercises and serving as a strategic reserve. In 1993, as part of a nationwide reorganization of the National Guard, the 50th Armored Division was inactivated, with its lineage and units reassigned to other commands.

The 545th Military Police Company, assigned to the 1st Cavalry Division, has a distinguished history of service dating back to its activation during World War II. The unit provided critical law enforcement, security, and battlefield circulation control during major conflicts including the Vietnam War, where it supported division operations and earned commendations for its performance. Over the decades, the 545th MP Company has deployed in support of Operation Desert Storm, Operation Iraqi Freedom, and Operation Enduring Freedom, consistently upholding high standards of discipline and protection for soldiers and assets. Today, the unit continues its mission at Fort Cavazos (formerly Fort Hood), Texas, maintaining readiness to support both domestic and overseas operations.

The 555th Military Police Company, commonly known as the "Triple Nickel," was first constituted and activated during World War II, providing essential military police support in the European Theater. Over the decades, the unit has deployed in support of numerous contingency operations, including service in Korea, Vietnam, and the Global War on Terrorism in both Iraq and Afghanistan. The 555th MP Co has earned a reputation for excellence in law enforcement, force protection, and combat support operations. Today, the Triple Nickel continues to uphold its proud legacy, serving with distinction as part of the U.S. Army’s law enforcement and security mission worldwide.

The 556th Military Police Company (556th MP Co) was first constituted and activated during World War II, serving with distinction in the European Theater. Over the decades, the unit has supported numerous operations, providing law enforcement, security, and battlefield circulation control in locations ranging from Germany to the Middle East. The 556th MP Co has deployed in support of Operations Iraqi Freedom and Enduring Freedom, earning commendations for its professionalism and dedication. Today, the company continues to uphold the proud traditions of the Military Police Corps, supporting both garrison and deployed missions around the world.

The 577th Engineer Battalion, originally constituted during World War II, has a distinguished history of providing critical combat engineering support to the United States Army. Activated in 1943, the unit participated in campaigns across the European Theater, where it was instrumental in constructing bridges, clearing minefields, and supporting frontline infantry units. Over the decades, the 577th Engineers have been deployed in various conflicts and operations, including the Korean War and Operation Iraqi Freedom, showcasing adaptability and technical expertise in diverse environments. Today, the unit continues to play a vital role in both combat and humanitarian missions, upholding its legacy of excellence and service.

The 5th General Hospital was a United States Army medical unit with origins dating back to World War I, when it was initially organized at Harvard University in 1917. Reactivated for World War II, the unit was deployed to the European Theater, providing critical medical care to Allied soldiers. The hospital operated in England and later in France, treating thousands of battle casualties following the D-Day landings. Renowned for its medical expertise and dedication, the 5th General Hospital played a vital role in saving lives and supporting the war effort.

The 608th Ordnance Company is a U.S. Army unit specializing in ammunition supply and explosive ordnance disposal. Activated during World War II, the company played a crucial role in providing munitions support to frontline units in the European Theater. Over the decades, the 608th has supported various operations, including deployments during the Cold War and in the Middle East. Today, the unit continues its mission of ensuring the safe handling, storage, and distribution of ordnance in support of U.S. military operations worldwide.

The 75th Artillery was constituted in the Regular Army of the United States on 24 March 1918 and organized at Camp McClellan, Alabama, during World War I. The unit served as part of the Coast Artillery Corps, providing critical fire support for American Expeditionary Forces in France. After the war, the 75th Artillery underwent several re-designations and inactivations, eventually transitioning into an anti-aircraft role during World War II. Over its history, the unit demonstrated versatility and dedication, adapting to the evolving needs of the U.S. Army until its eventual deactivation.

The 82nd Infantry was a distinguished unit in the United States Army, first organized during World War I in 1917. It gained recognition for its significant combat role in the Meuse-Argonne Offensive, one of the largest operations of the war. The unit was demobilized after the war but its legacy continued, with its traditions later carried on by the famed 82nd Airborne Division. The 82nd Infantry’s bravery and service set a standard for future generations of American soldiers.

ARADCOM, or the Army Air Defense Command, was a major command of the United States Army responsible for ground-based air defense of the continental United States. Established in 1957 during the Cold War, ARADCOM managed a nationwide network of Nike missile sites designed to protect American cities and strategic locations from Soviet bomber attacks. At its peak, the command oversaw several brigades and regiments operating hundreds of missile batteries across the country. ARADCOM was inactivated in 1974 as advances in intercontinental ballistic missile technology reduced the threat posed by manned bombers, rendering the command’s mission obsolete.

The California National Guard is a component of the United States National Guard, with roots tracing back to the California Militia formed in 1849 during the Gold Rush era. Throughout its history, the California National Guard has played key roles in major conflicts, including the Civil War, World Wars I and II, and more recent deployments to Iraq and Afghanistan. In addition to federal missions, the Guard has been instrumental in responding to state emergencies such as wildfires, earthquakes, and civil disturbances. Today, it comprises both Army and Air National Guard units, continuing its dual mission of serving both the nation and the state of California.

Marine Corps Base (MCB) Camp Pendleton, established in 1942, is a major West Coast base of the United States Marine Corps located in Southern California. Originally created to train Marines for World War II, the base has since served as the principal amphibious training facility for the Marine Corps. Over the decades, Camp Pendleton has supported operations during the Korean War, Vietnam War, and conflicts in the Middle East by preparing and deploying combat-ready units. Today, it remains a vital hub for Marine Corps training, housing multiple major commands and supporting more than 42,000 military personnel.

The 1st Battalion, 31st Infantry Regiment (1/31 INF) is a storied unit with origins dating back to its activation in 1916. As part of the 7th Infantry Division (7ID), the battalion saw distinguished service in World War II, particularly during the Aleutian Islands Campaign and the liberation of the Philippines. The 1/31 INF earned further recognition during the Korean War, notably at the Chosin Reservoir, where it endured harsh conditions and fierce combat. Over the years, the unit has continued to serve with distinction in various capacities, upholding its legacy as part of the 7th Infantry Division.

The 1/33rd Headquarters and Headquarters Company (HHC) is the command and control element of the 1st Battalion, 33rd Infantry Regiment, a storied unit with roots tracing back to World War I. Throughout its history, the HHC has provided essential leadership, planning, and logistical support, enabling the battalion’s combat operations in major conflicts such as World War II, the Korean War, and recent deployments in the Middle East. The company is responsible for coordinating intelligence, communications, and administrative functions, ensuring operational effectiveness and unit cohesion. Today, the 1/33rd HHC continues to uphold its proud legacy, supporting both training and real-world missions wherever called.

The 1st Battalion, 7th Field Artillery Regiment (1/7 FA) traces its lineage to the original 7th Field Artillery, constituted in 1916. The unit served with distinction in World War I, earning battle streamers for campaigns such as St. Mihiel and Meuse-Argonne. During World War II, 1/7 FA participated in major operations in North Africa, Sicily, and Europe, supporting the famed 1st Infantry Division. In recent decades, the battalion has deployed in support of Operations Desert Storm, Iraqi Freedom, and Enduring Freedom, maintaining its reputation for excellence in fire support.

The 2nd Squadron, 10th Air Cavalry (2/10 AIR CAV) was originally constituted as part of the 10th Cavalry Regiment, a historic unit known as the “Buffalo Soldiers.” Transitioning to an air cavalry role during the Vietnam War, 2/10 AIR CAV provided aerial reconnaissance, security, and fire support, utilizing helicopters to enhance mobility and battlefield awareness. The squadron played a critical role in both offensive and defensive operations, supporting ground forces with rapid deployment and extraction missions. After Vietnam, 2/10 AIR CAV continued to adapt to modern threats, participating in training exercises and deployments before eventual inactivation or integration into other units as Army aviation evolved.

The 2nd Battalion, 6th Field Artillery Regiment (2/6th FA) boasts a distinguished lineage within the United States Army, tracing its origins back to 1907. The unit has seen action in major conflicts, including World War I, where it provided critical artillery support in France, and World War II, participating in campaigns across North Africa and Europe. During the Cold War and into the 21st century, 2/6th FA has served in various roles, including deployments in support of Operation Iraqi Freedom and Operation Enduring Freedom. Renowned for its adaptability and firepower, the battalion continues to uphold its motto, “Celer et Audax” (Swift and Bold), as a vital component of the Army’s artillery forces.

The 2nd Battalion, 87th Infantry Regiment (2/87 IN), known as the "Catamounts," was first constituted in 1917 and has served with distinction in numerous conflicts. During World War II, the unit fought in the Italian Campaign as part of the 10th Mountain Division, playing a pivotal role in the battles for Riva Ridge and Mount Belvedere. Reactivated in the 1980s at Fort Drum, New York, 2/87 Infantry has since deployed to various theaters, including Somalia, Iraq, and Afghanistan, conducting both combat and peacekeeping operations. The battalion remains an integral part of the 10th Mountain Division, upholding its legacy of courage, adaptability, and excellence.

The 394th Transportation Battalion was originally constituted on 1 May 1959 in the Army Reserve as Headquarters and Headquarters Detachment, 394th Transportation Battalion. Activated at Baltimore, Maryland, the unit provided vital logistical and transportation support, facilitating the movement of troops, equipment, and supplies. Over the decades, the battalion participated in numerous training exercises and supported operations both domestically and overseas, enhancing the Army’s operational readiness. The 394th continues to uphold its mission of delivering agile and reliable transportation solutions in support of U.S. military objectives.

The 403rd Transportation unit, part of the United States Army, was first activated during World War II to provide crucial logistical and transportation support to combat operations. Throughout its history, the 403rd has participated in multiple major conflicts, including the Korean War and Operation Iraqi Freedom, ensuring the timely movement of troops, equipment, and supplies. Renowned for its versatility and reliability, the unit has supported both combat and humanitarian missions worldwide. Today, the 403rd Transportation continues its tradition of excellence, supporting joint and multinational operations as an integral component of U.S. military logistics.