U.S. Army

Headquarters and Headquarters Company, 2nd Support Command (HHC, 2nd SUPCOM) was a key logistical unit in the U.S. Army, primarily active during the Cold War period in Europe. Established in the 1970s, its mission was to provide comprehensive logistical and support services—such as supply, maintenance, and transportation—to U.S. Army Europe units, with its headquarters located in the Federal Republic of Germany. HHC, 2nd SUPCOM played a crucial role in maintaining readiness and sustainment for NATO forces through various exercises and operations, including REFORGER (Return of Forces to Germany). The unit was eventually inactivated in the early 1990s as part of the post-Cold War drawdown and restructuring of U.S. forces in Europe.

The Headquarters and Headquarters Company (HHC), 4th Infantry Division, serves as the command and administrative hub for the division, providing leadership, planning, and logistical support. The 4th Infantry Division was first activated in 1917 and played a crucial role in major conflicts, including World War I, World War II, the Vietnam War, and the Global War on Terrorism. HHC has supported the division during pivotal operations such as the D-Day landings at Utah Beach and Operation Iraqi Freedom. Throughout its history, HHC has ensured the operational effectiveness and coordination of one of the U.S. Army’s most storied divisions.

Headquarters and Headquarters Company, Special Troops, Berlin Brigade (HHC Special Troops) was a vital component of the U.S. Army Berlin Brigade during the Cold War. Activated in post-World War II Berlin, the unit provided essential command, control, and administrative support to the brigade’s specialized elements, including military police, signal, and intelligence units. HHC Special Troops played a key role in maintaining readiness, discipline, and operational effectiveness amidst the geopolitical tensions of a divided city. The unit remained active until the brigade’s deactivation in 1994, following the end of the Cold War and the reunification of Germany.

II Field Force, Vietnam was a corps-level command of the United States Army that operated during the Vietnam War from March 1966 to May 1971. Headquartered at Long Binh, it was responsible for controlling all U.S. Army combat units in the III Corps Tactical Zone, which encompassed the area around Saigon. II Field Force directed large-scale operations against Viet Cong and North Vietnamese forces, including participation in the 1968 Tet Offensive and subsequent counteroffensives. At its peak, it was one of the largest U.S. field commands in Vietnam, playing a crucial role in coordinating operations and supporting South Vietnamese forces until its deactivation in 1971.

The Joint Security Area (JSA) is a unique military unit and area located within the Korean Demilitarized Zone (DMZ), established following the 1953 Korean Armistice Agreement. It serves as the only point where North and South Korean forces stand face-to-face, and where diplomatic engagements and negotiations between the United Nations Command, North Korea, and South Korea routinely occur. The JSA has witnessed several tense incidents, including the 1976 "Axe Murder Incident," which led to increased security measures and changes in operational protocols. Today, it remains a symbol of both enduring conflict and fragile diplomacy on the Korean Peninsula.

Kessler Medical Center, located at Joint Base McGuire-Dix-Lakehurst in New Jersey, has served as a key medical facility for the United States Air Force since its establishment in 1958. Originally founded to provide comprehensive healthcare to service members, their families, and retirees, the center has supported various military operations, offering both routine and emergency care. Throughout its history, Kessler Medical Center has adapted to evolving medical technologies and practices, reinforcing its role in maintaining force readiness. The center continues to be a vital component of military healthcare in the northeastern United States.

Kunia Tunnel Field Station, also known as Kunia Regional SIGINT Operations Center, is a United States military intelligence facility located near Schofield Barracks on the island of Oahu, Hawaii. Originally constructed in 1942 as an underground facility to protect supplies and personnel from Japanese attack during World War II, it later became a key site for signals intelligence (SIGINT) and communications monitoring during the Cold War. The station was operated by the U.S. Army and later supported joint operations with the National Security Agency (NSA). Today, Kunia Tunnel continues to play an important role in intelligence gathering and information analysis for U.S. forces in the Pacific region.

Malcolm Grow Medical Center, located at Joint Base Andrews in Maryland, is a prominent United States Air Force medical facility. Established in 1958 and named after Major General (Dr.) Malcolm C. Grow, the first Surgeon General of the U.S. Air Force, the center has provided comprehensive healthcare to service members, retirees, and their families for decades. Throughout its history, the medical center has played a crucial role in supporting military operations, readiness, and humanitarian missions both at home and abroad. It continues to serve as a leading institution for military medicine, education, and research within the Air Force Medical Service.

The Marine Corps Mounted Color Guard (MCMCC) at Camp Pendleton was established in 1967 to represent the United States Marine Corps at public events, parades, and ceremonies nationwide. Based out of Camp Pendleton, California, the unit is unique as it is the only remaining mounted unit in the Marine Corps, showcasing Marine tradition and horsemanship. The MCMCC is renowned for riding palomino horses and maintaining strict standards of military bearing and appearance. Over the decades, they have fostered public relations and Marine Corps heritage, serving as ambassadors to both civilian audiences and military communities.

The role of the medical officer at sea has been integral to naval operations since the Age of Sail, when ship surgeons treated wounds and disease during long voyages. Early naval medical officers were often civilian practitioners, but by the 19th century, formalized naval medical corps were established in major navies. During both World Wars, medical officers at sea played a critical role in treating battle casualties, managing outbreaks of infectious diseases, and advancing maritime medicine. Today, naval medical officers are highly trained professionals who provide comprehensive healthcare aboard ships, ensuring the readiness and well-being of sailors and marines during peacetime and conflict alike.

The Naval Supply Corps School (NSCS) was established in 1905 in Washington, D.C., to provide specialized training for officers managing the U.S. Navy’s logistics and supply operations. Over the years, the school moved several times, most notably to Athens, Georgia, in 1954, where it became a central institution for the education of Navy Supply Corps officers. NSCS has played a crucial role in preparing officers to support fleet operations worldwide, teaching subjects such as supply management, logistics, and financial management. In 2011, the school relocated to Newport, Rhode Island, where it continues its mission of training and developing Navy Supply Corps professionals.

River Division 594 (RIVDIV-594) was a unit of the U.S. Navy’s Mobile Riverine Force during the Vietnam War, activated in the late 1960s as part of Task Force 117. Equipped primarily with Patrol Boat, River (PBR) craft, the division conducted patrols, interdiction, and combat operations along the Mekong Delta’s intricate waterways to disrupt Viet Cong supply lines and provide support to ground forces. RIVDIV-594’s missions included search-and-destroy operations, convoy escort, and insertion/extraction of Army units in contested areas. The division played a crucial role in riverine warfare, contributing to joint Army-Navy operations before being deactivated as U.S. forces withdrew from Vietnam.

The U.S. Army Veterinary Corps was established on June 3, 1916, to provide veterinary services for the military's horses and mules. During World War I and II, its mission expanded to include food safety and animal disease prevention, playing a crucial role in maintaining the health of military working animals and the safety of food supplies. Over the decades, the Corps has adapted to changing military needs, now focusing on veterinary public health, biomedical research, and care for military working dogs. Today, the Veterinary Corps continues to ensure the health and readiness of the force through its expertise in animal medicine and food protection.

The USATC Infantry, or United States Army Training Center Infantry, was established in the mid-20th century to provide basic and advanced infantry training to new Army recruits. During the Korean and Vietnam War eras, these training centers—such as Fort Benning, Fort Jackson, and Fort Ord—were crucial in preparing tens of thousands of soldiers for combat deployment. The training regimen typically included weapons handling, physical conditioning, small-unit tactics, and field exercises, reflecting the evolving nature of modern infantry warfare. Over the decades, the USATC Infantry has adapted its curriculum to meet contemporary military needs, ensuring that U.S. Army infantry soldiers remain among the most skilled and effective in the world.

The 1st Battalion, 180th Field Artillery (1/180th FA) of the Arizona Army National Guard traces its origins to the early 20th century, with its lineage rooted in Arizona's early militia and National Guard artillery units. Organized and federally recognized in the interwar period, the unit provided vital artillery support during World War II and subsequent conflicts. Over the decades, the 1/180th FA has participated in numerous state and federal missions, including domestic emergency responses and overseas deployments in support of Operations Iraqi Freedom and Enduring Freedom. Today, the battalion stands as a key component of the Arizona National Guard, continuing its tradition of service and readiness.

The 1st Battalion, 180th Infantry Regiment (1/180th IN) is a unit of the Oklahoma Army National Guard with a distinguished history dating back to its formation in 1921. The battalion served with valor during World War II as part of the 45th Infantry Division, participating in major campaigns including Sicily, Italy, France, and Germany. In the decades since, the 1/180th Infantry has been mobilized for both federal and state missions, including deployments to Afghanistan and Iraq in support of Operation Enduring Freedom and Operation Iraqi Freedom. The unit continues to uphold its legacy of service, readiness, and dedication to both state and nation.

The 1st Battalion, 189th Field Artillery (1/189th FA) is a unit in the Oklahoma Army National Guard with a distinguished legacy. Originating from earlier artillery formations, the battalion traces its roots back to the early 20th century and has served in major conflicts, including World War II and the Global War on Terrorism. The unit has provided critical fire support as part of the 45th Infantry Brigade Combat Team, both in domestic emergencies and during overseas deployments to Iraq and Afghanistan. Today, the 1/189th FA continues its tradition of excellence, maintaining readiness to support both state and federal missions.

The 1st Battalion, 22nd Artillery (1/22nd Arty) was a United States Army Reserve unit assigned to the US Army Reserve Seventh (USARSEVEN) region. The battalion traces its lineage to the 22nd Field Artillery Regiment, which has a distinguished history dating back to World War I. During the Cold War era, 1/22nd Arty provided artillery support and training to ensure reserve readiness in the event of mobilization. Stationed primarily in the United States, the unit participated in numerous field exercises and served as a vital component of America’s strategic reserve force before eventual inactivation amid post-Cold War restructuring.

The 1st Battalion, 37th Armored Regiment (1/37 Armor), known as the "Bandits," has a distinguished history dating back to its activation in 1941. During the Cold War, 1/37 Armor was stationed at Katterbach Kaserne in Ansbach, Germany, serving as a key component of U.S. Army Europe’s armored forces and providing deterrence against potential Warsaw Pact aggression. The unit participated in numerous NATO exercises and was renowned for its readiness and professionalism. Over the years, 1/37 Armor has deployed in support of various operations worldwide, earning a reputation for excellence and adaptability in both peace and conflict.

The 1st Battalion, 501st Aviation Regiment (1-501st AVN) traces its lineage to the Vietnam War era, originally forming as part of the 501st Aviation Battalion. Over decades, the unit has evolved into a modern aviation battalion, equipped with advanced rotary-wing aircraft to provide air assault, reconnaissance, and logistical support. The 1-501st AVN has deployed in support of major operations, including Operation Iraqi Freedom and Operation Enduring Freedom in Afghanistan, where it played a critical role in air mobility and combat support. Known for its professionalism and adaptability, the battalion continues to support U.S. Army missions worldwide.

The 1032nd Transportation Company is a U.S. Army Reserve unit with a distinguished history of supporting military logistics and transportation operations. Activated in the mid-20th century, the company has provided critical movement of personnel, equipment, and supplies during both peacetime and contingency operations. Over the decades, the 1032nd has participated in major exercises and deployments, including support missions in Southwest Asia during Operations Desert Shield and Desert Storm. Renowned for its professionalism and adaptability, the unit continues to play a vital role in enabling Army mobility and sustainment worldwide.

The 105th Finance was a United States Army unit responsible for providing financial management and support to soldiers and military operations. Activated during the mid-20th century, the unit played a critical role in managing pay, disbursements, and accounting functions for Army personnel, particularly during deployments and in support of major military campaigns. Over the years, the 105th Finance supported various operations both domestically and overseas, ensuring the financial well-being and readiness of service members. The unit’s dedication contributed to the overall efficiency and morale of the Army, highlighting the importance of financial services within military operations.

The 105th Military Intelligence Battalion was activated in 1981 as part of the 24th Infantry Division at Fort Stewart, Georgia. Its mission was to provide tactical intelligence support, including signals, human, and counterintelligence operations, to enhance the division’s combat effectiveness. The unit deployed during Operation Desert Storm in 1991, where it played a key role in gathering and analyzing intelligence on enemy forces. Following several reorganizations, the 105th Military Intelligence Battalion was inactivated in 1996 as part of Army force reductions and restructuring.

The 109th Military Police Platoon (109th MP Plt) has a storied history of providing law enforcement, security, and combat support to U.S. military operations. Originally activated during a period of military expansion, the platoon has served both at home and abroad, supporting missions ranging from base security to detainee operations. Throughout its service, the 109th MP Plt has participated in key campaigns, earning commendations for professionalism and valor. The unit’s commitment to discipline and mission success has made it a respected asset within the Military Police Corps.