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Army Concept Team Vietnam (ACTIV)
U.S. Army
The Army Concept Team in Vietnam (ACTIV) was established in 1965 as a special U.S. Army unit tasked with evaluating new equipment, tactics, and operational concepts under actual combat conditions during the Vietnam War. ACTIV’s mission was to provide rapid feedback on the effectiveness of innovations, from weapons systems to logistical practices, to inform Army development and procurement decisions. The team coordinated closely with field units across Vietnam, conducting on-the-ground testing and assessments in the challenging environment. ACTIV’s efforts significantly influenced Army doctrine, leading to improvements in gear, mobility, and combat operations throughout the conflict.
B 1 18
U.S. Army
**B 1 18** is a designation that could refer to a specific battalion, battery, or company within a larger regiment or unit, though its exact historical context depends on the national military and era. For example, in the British Army during World War I, B/1/18 might refer to 'B' Battery of the 1st Brigade, Royal Field Artillery, attached to the 18th Division, which saw action on the Western Front in several key battles including the Somme and Passchendaele. Units with similar designations have provided vital artillery support, contributing to the effectiveness of infantry advances and defensive operations. Over time, such units evolved in equipment and tactics, transitioning from horse-drawn field guns to mechanized artillery platforms in later conflicts. The legacy of B 1 18 and similarly designated units reflects their adaptability and crucial role in combined arms warfare.
Beach Jumper Unit 2
U.S. Army
Beach Jumper Unit 2 was established by the United States Navy during World War II as part of an innovative effort to conduct tactical deception and psychological operations. Formed in 1943, the unit specialized in simulating amphibious landings and creating false radio traffic to mislead Axis forces about Allied intentions. Operating primarily in the Mediterranean theater, Beach Jumper Unit 2 played a significant role in several major operations, including the invasions of Sicily, Salerno, and southern France. Their pioneering tactics laid the groundwork for modern naval special warfare and information operations.
C BTRY 333 FA (TA)
U.S. Army
C Battery, 333rd Field Artillery (Target Acquisition), known as C BTRY 333 FA (TA), has a distinguished history of service within the U.S. Army. Activated during World War II, the 333rd Field Artillery Battalion provided vital fire support and target acquisition capabilities, particularly noted for its crucial role during the Battle of the Bulge. C Battery specialized in locating enemy artillery through advanced radar and sound ranging techniques, greatly enhancing the effectiveness of Allied counter-battery fire. Over the decades, the unit evolved with technological advancements and continued to serve with distinction in subsequent conflicts, upholding a proud legacy of precision and dedication in field artillery operations.
Camp Hanson Supply Co. 3rd Service Battalion Okinawa
U.S. Army
Camp Hanson Supply Company, part of the 3rd Service Battalion, has played a vital logistical role for the United States Marine Corps on Okinawa since the post-Korean War era. Tasked with providing essential supplies, transportation, and maintenance support, the company ensured sustained operational readiness for Marine units stationed on the island. During the Vietnam War and subsequent decades, Camp Hanson Supply Co. supported deployment and training activities, reinforcing the strategic importance of Okinawa as a forward base in the Pacific. The unit’s enduring presence has contributed to joint operations, humanitarian missions, and the overall logistical backbone of III Marine Expeditionary Force in the region.
Camp Holloway Pleiku
U.S. Army
Camp Holloway, located near Pleiku in the Central Highlands of Vietnam, was established in 1962 as a base for the U.S. Army's aviation units during the Vietnam War. It served primarily as the headquarters for the 52nd Combat Aviation Battalion and became a critical hub for helicopter operations supporting American and South Vietnamese forces. On February 7, 1965, Camp Holloway was attacked by Viet Cong sappers, resulting in significant casualties and damage, which led directly to the escalation of U.S. military involvement in Vietnam. The camp remained active throughout the conflict, playing a key role in logistical and combat missions until the withdrawal of American forces.
D 3:67 ADA
U.S. Army
D 3/67 ADA refers to Delta Battery, 3rd Battalion, 67th Air Defense Artillery Regiment of the United States Army. Originally constituted during World War II, the 67th ADA has a distinguished lineage, serving in various air defense roles throughout its history. The 3rd Battalion, including D Battery, was activated during the Cold War and became part of the Army’s evolving air defense network, operating systems such as the HAWK and later the Patriot missile systems. D 3/67 ADA has supported both overseas and domestic operations, providing critical air and missile defense for U.S. and allied forces in regions such as Europe and the Middle East.
E co. 51st Inf LRS
U.S. Army
E Company, 51st Infantry (Long Range Surveillance), also known as E Co. 51st Inf LRS, was an elite U.S. Army unit specializing in long-range reconnaissance and surveillance operations. Activated in the late 1980s, the unit was part of the XVIII Airborne Corps and provided critical intelligence by operating deep behind enemy lines, often inserted by parachute or helicopter. E Co. 51st Inf LRS participated in numerous training exercises and supported real-world operations, honing skills in stealth, communications, and intelligence gathering. The unit was deactivated in 2006 as part of a broader Army transformation, with its unique capabilities transferred to other reconnaissance elements.
E Company Fort Leonard Wood Mo.
U.S. Army
E Company, based at Fort Leonard Wood, Missouri, serves as a key training unit within the United States Army. Historically, Fort Leonard Wood has been a center for engineering, chemical, and military police training since its establishment in 1940. E Company has contributed to preparing thousands of soldiers for service, focusing on basic combat training and specialized instruction. Over the decades, the unit has upheld a tradition of discipline and excellence, playing a vital role in shaping new Army recruits into capable soldiers.
E COMPANY, 122ND MAINTENANCE BATTALION
U.S. Army
E Company, 122nd Maintenance Battalion, has a distinguished history of providing essential maintenance and logistical support to U.S. Army combat units. Activated during the mid-20th century, the company has seen service in both peacetime and conflict, ensuring vehicles, weapons systems, and equipment remain operational. Throughout its service, E Company has supported major deployments, including operations during the Cold War and subsequent overseas missions. Its dedication to operational readiness and technical expertise has made it a vital component of the 122nd Maintenance Battalion’s mission success.
E Troop, 1st Air Cavalry, 172 Infantry Brigade, Fort Wainwright, AK
U.S. Army
**E Troop, 1st Air Cavalry, 172nd Infantry Brigade, Fort Wainwright, AK, Military History:** E Troop, 1st Air Cavalry, was a reconnaissance and air mobility unit assigned to the 172nd Infantry Brigade, stationed at Fort Wainwright, Alaska. The troop was responsible for providing aerial reconnaissance, security, and rapid deployment capabilities across the challenging arctic and subarctic terrain of Alaska. Throughout its service, E Troop participated in numerous large-scale training exercises and joint operations, enhancing the brigade's mobility and intelligence-gathering effectiveness. The unit's presence contributed significantly to the defense readiness of U.S. forces in the Pacific and Arctic regions during the Cold War and beyond.
Fitzsimons Army Medical Center
U.S. Army
Fitzsimons Army Medical Center, located in Aurora, Colorado, was established in 1918 as U.S. Army General Hospital No. 21 to treat soldiers wounded in World War I and those suffering from tuberculosis. Named in honor of Lt. William T. Fitzsimons, the first American Army officer killed in World War I, the facility rapidly expanded during World War II, becoming a key center for medical research, treatment, and training. Over the decades, Fitzsimons played a critical role in military medicine, including caring for President Dwight D. Eisenhower after his 1955 heart attack. The Army decommissioned the medical center in 1999, and the site is now part of the University of Colorado Anschutz Medical Campus.
Fort Richardson-Anchorage, Alaska from 1973 to 1975
U.S. Army
From 1973 to 1975, Fort Richardson, located near Anchorage, Alaska, served as a key U.S. Army post supporting the defense of Alaska during the Cold War. The installation was home to elements of the 172nd Infantry Brigade (Separate), a unit responsible for Arctic training and rapid deployment in extreme conditions. During this period, soldiers at Fort Richardson participated in regular cold-weather exercises and joint operations with U.S. Air Force units at nearby Elmendorf Air Force Base. The post played a crucial role in maintaining U.S. military readiness in the northern Pacific region amid ongoing geopolitical tensions.
Giessen Resident Agency USACIDC
U.S. Army
The Giessen Resident Agency is a subordinate field office of the United States Army Criminal Investigation Division Command (USACIDC), commonly known as CID. Located in Giessen, Germany, the agency has historically been responsible for conducting criminal investigations involving U.S. Army personnel, property, and interests in its area of responsibility. During the Cold War and post-Cold War eras, the Giessen Resident Agency played a key role in ensuring discipline, law enforcement, and the integrity of U.S. military operations in central Germany. The unit has supported both garrison and deployed elements, collaborating closely with host nation law enforcement and other U.S. agencies to counter criminal threats and maintain good order among American forces stationed abroad.
Headquarters ASA
U.S. Army
**Headquarters Army Security Agency (ASA)** served as the central command element for the Army Security Agency, which was established in 1945 as part of the U.S. Army’s effort to consolidate and manage signals intelligence (SIGINT) and communications security operations. Throughout the Cold War, Headquarters ASA directed global intelligence-gathering activities, overseeing numerous field units stationed in Europe, Asia, and other strategic locations. The unit played a pivotal role in intercepting and analyzing enemy communications, contributing significantly to U.S. strategic and tactical decision-making. In 1977, the ASA was merged into the newly formed United States Army Intelligence and Security Command (INSCOM), marking the end of its independent existence.
HHB 2:28 FA
U.S. Army
Headquarters and Headquarters Battery, 2nd Battalion, 28th Field Artillery (HHB 2/28 FA) has a distinguished history within the U.S. Army. Constituted in 1918, the unit has served in a variety of roles, providing critical fire support during major conflicts such as World War II, the Korean War, and the Vietnam War. Over the decades, HHB 2/28 FA has been integral to the success of artillery operations, adapting to evolving military technologies and doctrines. Today, the unit continues its legacy of excellence, supporting U.S. Army missions both at home and abroad.
HHB 1:119 FA
U.S. Army
Headquarters and Headquarters Battery, 1st Battalion, 119th Field Artillery Regiment (HHB 1/119 FA) is a unit of the Michigan Army National Guard with origins tracing back to the late 19th century. The 119th Field Artillery was first organized in 1917 and saw action in World War I as part of the 32nd "Red Arrow" Infantry Division. Over the decades, the unit has served in various capacities, including federal mobilizations during World War II, the Korean War, and more recently in Operation Iraqi Freedom. Today, HHB 1/119 FA continues to provide command and control for the battalion, supporting both state and federal missions.
HHB 1:18th FA
U.S. Army
Headquarters and Headquarters Battery, 1st Battalion, 18th Field Artillery Regiment (HHB 1/18th FA) traces its lineage to the original 18th Field Artillery, which was constituted in 1916 and organized at Camp Lewis, Washington, in 1917. The unit served with distinction in both World Wars, providing critical artillery support in major campaigns. Over the decades, HHB 1/18th FA has participated in numerous operations, adapting to new technologies and roles as part of the U.S. Army’s evolving fire support capabilities. Today, it continues its proud tradition, supporting combat operations and training missions as part of the modern field artillery force.
HHB 94th ADA
U.S. Army
Headquarters and Headquarters Battery, 94th Air Defense Artillery (HHB 94th ADA) traces its lineage to its initial constitution as part of the U.S. Army’s coastal artillery units in 1918. Over the decades, the unit was reorganized and redesignated multiple times, serving in major conflicts such as World War II and the Cold War, evolving from coastal defense to air defense missions. In the modern era, HHB 94th ADA has played a critical role in providing command, control, and operational support for air and missile defense operations. The unit is recognized for its readiness and contributions to both homeland and overseas contingency operations, upholding a legacy of vigilance and excellence.
HHB Divarty 8Th Id baumholder Germany
U.S. Army
HHB DIVARTY (Headquarters and Headquarters Battery, Division Artillery), 8th Infantry Division was an integral artillery command unit stationed in Baumholder, Germany, during the Cold War. Serving under the 8th Infantry Division, HHB DIVARTY provided fire support coordination, command, and control for the division's artillery units, ensuring rapid response to potential Warsaw Pact threats. The unit played a critical role in NATO exercises and readiness drills, maintaining a high state of alert throughout its tenure. Its presence in Baumholder contributed to the broader U.S. Army strategy of deterrence and defense along the inner German border until the division's inactivation in the early 1990s.
HHC 1-9 INF-Camp Hovey, South Korea
U.S. Army
Headquarters and Headquarters Company, 1st Battalion, 9th Infantry Regiment (HHC 1-9 INF) has a distinguished history dating back to its original activation in 1855. Nicknamed the “Manchu” Battalion, 1-9 INF earned its moniker during the Boxer Rebellion in China and served with distinction in multiple conflicts, including World War II, the Korean War, and the Vietnam War. Stationed at Camp Hovey, South Korea, HHC 1-9 INF played a critical role in maintaining readiness and deterrence along the Demilitarized Zone as part of the 2nd Infantry Division. The unit’s presence at Camp Hovey underscored its commitment to the U.S.-ROK alliance and regional stability on the Korean Peninsula.
HHC 1:23rd Infantry
U.S. Army
Headquarters and Headquarters Company, 1st Battalion, 23rd Infantry Regiment (HHC 1/23rd Infantry) traces its lineage to the 23rd Infantry Regiment, first constituted in 1812. The regiment has fought in major American conflicts including the Civil War, both World Wars, the Korean War—where it earned the Presidential Unit Citation—and more recent deployments in Iraq and Afghanistan. As the command and support element of the 1st Battalion, HHC has provided essential leadership, planning, and logistical support throughout these operations. Today, HHC 1/23rd Infantry continues its proud legacy as part of the 1st Brigade, 2nd Infantry Division, upholding its motto, "We Serve."
HHC 1:296th Infantry
U.S. Army
HHC, 1st Battalion, 296th Infantry Regiment is a unit of the Puerto Rico Army National Guard. The 296th Infantry Regiment traces its lineage to the early 20th century and has served in multiple conflicts, including World War II, where its soldiers participated in the defense of the Caribbean and later in the European Theater. The Headquarters and Headquarters Company (HHC) provides command and control, administrative, and logistical support to the battalion. Over the years, HHC 1/296th Infantry has supported both federal missions abroad and domestic operations in Puerto Rico, exemplifying dedication and versatility.
HHC 16th Aviation Battalion
U.S. Army
Headquarters and Headquarters Company (HHC), 16th Aviation Battalion was constituted on 3 February 1966 in the Regular Army and activated on 19 February 1966 at Fort Benning, Georgia. The battalion was deployed to Vietnam, where it provided command and control, logistical, and administrative support for subordinate aviation companies engaged in combat and support operations. Throughout its service in Vietnam, the 16th Aviation Battalion played a vital role in air mobility, troop transport, and aerial resupply missions. Following the Vietnam War, the unit was inactivated on 13 March 1973 at Fort Lewis, Washington, and its lineage and honors continue to be recognized in U.S. Army aviation history.