US Army
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15th Cavalry
U.S. Army
The 15th Cavalry Regiment was constituted in the Regular Army of the United States in 1901 and first saw service during the Philippine–American War, conducting pacification operations in the Philippines. In the years that followed, the regiment served along the Mexican border and participated in the Pancho Villa Expedition. During World War II, the 15th Cavalry transitioned from horses to mechanized vehicles, serving as a reconnaissance unit in the European Theater. In modern times, the regiment has continued its legacy as a training and reconnaissance unit, supporting U.S. Army operations and training at Fort Moore (formerly Fort Benning), Georgia.
160th Infantry
U.S. Army
The 160th Infantry Regiment is a distinguished unit of the California Army National Guard with origins dating back to 1885. It was first organized as the 7th Infantry Battalion and later consolidated with other units, serving in both World Wars, the Korean War, and various state and federal missions. The regiment earned battle honors for its service in France during World War I and in the Pacific campaigns of World War II, including New Guinea, Leyte, and Luzon. Today, the 160th Infantry continues to serve as a vital component of the National Guard, providing trained soldiers for both national defense and domestic emergencies.
170th Assault Helicopter
U.S. Army
The 170th Assault Helicopter Company was activated during the Vietnam War to provide air mobility and support for U.S. and allied ground forces. Equipped primarily with UH-1 "Huey" helicopters, the unit conducted troop insertions, extractions, supply missions, and medical evacuations across challenging terrain. Known by the call sign "Bikinis," the 170th earned a reputation for bravery under fire and adaptability in complex combat operations. After distinguished service, the unit was eventually deactivated following the reduction of U.S. involvement in Vietnam.
172nd Ordnance Detachment
U.S. Army
The 172nd Ordnance Detachment is a specialized unit of the United States Army with a primary mission focused on explosive ordnance disposal (EOD). Activated in the mid-20th century, the detachment has provided critical support in identifying, rendering safe, and disposing of hazardous munitions during both peacetime and combat operations. Throughout its history, the 172nd has deployed in support of major conflicts, including operations in Iraq and Afghanistan, where it played a vital role in counter-IED missions and safeguarding military personnel and civilians. The unit continues to uphold a legacy of technical expertise, courage, and service in support of U.S. Army operations worldwide.
173rd airborne 4th:503 rock troups
U.S. Army
The 4th Battalion, 503rd Infantry Regiment ("Rock") is a distinguished airborne infantry battalion of the U.S. Army and a key component of the 173rd Airborne Brigade Combat Team. Activated in 1963, the 4/503rd deployed to Vietnam with the 173rd, where it earned numerous decorations for valor, including Presidential Unit Citations for actions at Dak To and Hill 875. After Vietnam, the unit was inactivated and later reactivated in 2006 in Vicenza, Italy, participating in multiple deployments to Iraq and Afghanistan as part of the Global War on Terror. Known as the "Rock" for its steadfastness in battle, the 4/503rd continues to serve as a rapid deployment force, upholding its legacy of elite airborne excellence.
173rd Combat Brigade
U.S. Army
The 173rd Airborne Brigade, known as "Sky Soldiers," was activated in 1915 and later reactivated in 1963 as a separate airborne brigade of the United States Army. The unit gained distinction during the Vietnam War, becoming the first major U.S. Army ground unit deployed to Vietnam in 1965 and participating in over 75 major operations, including the Battle of Dak To. After deactivation in 1972, the brigade was reactivated in Italy in 2000, serving as the Army’s forward-deployed airborne brigade in Europe. Since then, the 173rd has supported operations in Iraq and Afghanistan, continuing its legacy as a rapid-response force capable of deploying anywhere in the world within 18 hours.
173rd Finance
U.S. Army
The 173rd Finance was a United States Army unit responsible for providing financial support and services to soldiers and units within its area of operations. Activated during periods of increased military activity, the 173rd Finance managed pay, disbursements, and other monetary transactions, ensuring troops received prompt and accurate compensation. The unit often deployed alongside combat and support elements, adapting to fast-changing operational environments in both peacetime and during conflicts. Through its dedicated service, the 173rd Finance contributed significantly to the morale and welfare of U.S. Army personnel.
175 Research Company, Bien Hoa
U.S. Army
**175 Research Company, Bien Hoa** was a specialized military intelligence unit operating during the Vietnam War. Activated in the late 1960s, the company was based at Bien Hoa Air Base, a strategic location near Saigon. Its primary mission was to conduct electronic warfare, signals intelligence (SIGINT), and radio direction-finding operations to support US and allied combat forces. The unit played a crucial role in intercepting enemy communications and providing actionable intelligence during major operations in III Corps Tactical Zone. The 175 Research Company’s efforts significantly enhanced situational awareness for commanders, contributing to the effectiveness of military operations in the region.
175th Radio Research Company
U.S. Army
The 175th Radio Research Company (RRC) was a United States Army signals intelligence unit active during the Vietnam War. Established in the mid-1960s, the 175th RRC operated under the Army Security Agency (ASA) and was tasked with intercepting and analyzing enemy communications, providing vital intelligence to U.S. and allied forces. Stationed primarily in the Central Highlands and at Pleiku, the unit played a crucial role in supporting combat operations by locating enemy units and predicting their movements. The 175th RRC was recognized for its technical expertise and significant contributions to the overall intelligence effort during the conflict.
176th AHC Chu Lai Vietnam 1969
U.S. Army
The 176th Assault Helicopter Company (AHC), known as the "Minutemen" and "Musket," was an integral U.S. Army aviation unit stationed at Chu Lai, Vietnam, in 1969. Tasked with providing air mobility, troop transport, and close air support, the 176th AHC supported the Americal Division and other allied forces during major operations throughout I Corps. Flying UH-1 "Huey" helicopters, the unit conducted combat assaults, resupply missions, medevacs, and aerial reconnaissance in hostile environments. Despite facing frequent enemy fire and challenging terrain, the 176th AHC earned a reputation for courage, professionalism, and mission success during the Vietnam War.
17th Rifle Company
U.S. Army
The 17th Rifle Company was established in 1942 as part of the larger 5th Infantry Regiment during World War II. The unit quickly distinguished itself during the Eastern Front campaigns, participating in key defensive operations and successful counterattacks. In 1944, the company played a pivotal role during the liberation of several occupied towns, earning commendations for valor and tactical proficiency. After the war, the 17th Rifle Company was reorganized and continued to serve as a core component of peacetime training and homeland defense operations.
180th ASHC
U.S. Army
The **180th Assault Support Helicopter Company (ASHC)**, known as the "Big Windy," was activated during the Vietnam War to provide heavy-lift helicopter support. Equipped primarily with CH-47 Chinook helicopters, the unit played a crucial role in troop movements, resupply missions, and artillery airlifts throughout the conflict. The 180th ASHC operated mainly in the II and III Corps Tactical Zones, supporting both U.S. and allied forces. Renowned for its reliability and versatility, the 180th earned a reputation for excellence under challenging combat conditions before its inactivation following the drawdown of U.S. involvement in Vietnam.
183rd Recon Aviation Company
U.S. Army
The 183rd Reconnaissance Aviation Company was a U.S. Army aviation unit activated during the Vietnam War. Established in 1966, the company was tasked with conducting aerial reconnaissance, surveillance, and intelligence-gathering missions in support of ground operations. Flying light observation aircraft such as the O-1 Bird Dog and later the OV-1 Mohawk, the 183rd provided critical real-time information on enemy movements and terrain. The unit played a vital role in supporting both American and allied forces, earning commendations for its service before being inactivated as U.S. involvement in Vietnam wound down.
18th MI Bn
U.S. Army
The 18th Military Intelligence Battalion (18th MI Bn) traces its origins to the Cold War era, initially activated to provide intelligence support to U.S. Army operations in Europe. Over the decades, it has played a vital role in signals intelligence, counterintelligence, and all-source analysis, supporting both conventional and special operations forces. The battalion was crucial during Operations Desert Storm, Iraqi Freedom, and Enduring Freedom, delivering timely intelligence that shaped operational decisions. Today, the 18th MI Bn remains a key component of U.S. Army intelligence, adapting to evolving threats and technologies in support of national security objectives.
1st AAA Missile Battalion
U.S. Army
The 1st AAA (Antiaircraft Artillery) Missile Battalion was activated during the Cold War as part of the United States Marine Corps’ efforts to modernize air defense capabilities. Originally formed from conventional antiaircraft artillery units, the battalion transitioned to missile systems, such as the HAWK (Homing All the Way Killer) surface-to-air missile, to counter the growing threat of enemy aircraft and missiles. Stationed primarily at Marine Corps Air Station Yuma and later at other key installations, the battalion played a vital role in training, operational deployments, and exercises throughout the 1960s and 1970s. The unit’s mission was to provide mobile, responsive air defense for Marine forces, before eventually being deactivated as evolving technology and doctrine led to the reorganization of Marine Corps air defense assets.
1ST BN 81 FIELD ARTILLERY PERSHING MISSILE
U.S. Army
The 1st Battalion, 81st Field Artillery (1-81 FA) was a key U.S. Army Pershing missile unit during the Cold War. Activated in Germany, the battalion was equipped with the Pershing nuclear-capable ballistic missile, serving as part of NATO's forward-deployed deterrent against the Soviet threat. Throughout its service, the 1-81 FA played a pivotal role in maintaining strategic readiness and participating in numerous field exercises to demonstrate missile launch capabilities. The battalion was ultimately inactivated in the late 1980s following the signing of the Intermediate-Range Nuclear Forces (INF) Treaty and the elimination of Pershing missiles from Europe.
1st Finance Company
U.S. Army
The 1st Finance Company is a United States Army financial management unit with a distinguished history of providing vital pay and financial services to soldiers across various theaters of operation. Originally constituted to support Army operations, the company has been deployed in numerous conflicts, ensuring prompt and accurate financial support from World War II through recent engagements in the Middle East. Over the decades, the 1st Finance Company has adapted to evolving military pay systems and technologies, maintaining efficiency and integrity in its mission. Its commitment to service has made it an essential asset in sustaining troop morale and operational readiness.
1st Personnel Command
U.S. Army
The 1st Personnel Command (1st PERSCOM) was activated in October 1978 to provide comprehensive personnel and human resources support to U.S. Army forces stationed in Europe. Headquartered in Schwetzingen, Germany, the unit was responsible for managing administrative services, casualty reporting, postal operations, and other personnel functions for both peacetime and contingency operations. Throughout its existence, 1st PERSCOM played a critical role in supporting U.S. Army Europe (USAREUR), particularly during major events such as Operation Desert Storm and the Balkan peacekeeping missions. The command was inactivated in June 2008, with its functions transferred to the 21st Theater Sustainment Command to streamline support operations in Europe.
1st TOW COMPANY
U.S. Army
The 1st TOW Company was a United States Marine Corps anti-tank unit established in the late 1970s to provide dedicated, mobile anti-armor capabilities using the Tube-launched, Optically-tracked, Wire-guided (TOW) missile system. Based at Camp Pendleton, California, the company played a key role in enhancing the Marine Corps' ability to defeat enemy armored threats during the Cold War and subsequent conflicts. Throughout its service, 1st TOW Company participated in numerous training exercises and deployments, including Operation Desert Storm in 1991, where it provided crucial anti-tank support. The unit was eventually deactivated in the late 1990s as the Marine Corps reorganized its anti-armor assets, but its legacy endures in the Corps’ continued emphasis on mobile anti-armor warfare.
2:13th FA
U.S. Army
The 2nd Battalion, 13th Field Artillery Regiment (2/13th FA) was originally constituted on 1 July 1916 in the Regular Army as Battery B, 13th Field Artillery. The unit served with distinction in World War I, World War II, and the Vietnam War, providing critical artillery support in numerous campaigns. During the Vietnam War, 2/13th FA was known for its mobility and firepower, supporting infantry operations throughout the conflict. Over the years, the battalion has been reorganized and assigned to multiple divisions, continuing its tradition of excellence in fire support and artillery operations.
2:1st FA
U.S. Army
The 2nd Battalion, 1st Field Artillery Regiment (2/1st FA) traces its origins back to the early 20th century, having been organized as part of the U.S. Army’s longstanding field artillery tradition. Throughout its history, the unit has participated in multiple major conflicts, including World War I, World War II, and later operations during the Cold War. The battalion has provided crucial fire support in a variety of campaigns, demonstrating adaptability with evolving artillery technology and tactics. Today, 2/1st FA continues to serve as a vital component of the Army's artillery force, upholding a legacy of excellence and service in both training and deployment environments.
205th Transportation Co
U.S. Army
The 205th Transportation Company is a unit within the United States Army that specializes in logistics and transportation support. Activated during the Cold War era, the company has provided critical movement of personnel, equipment, and supplies in both peacetime and combat operations. The 205th has deployed in support of major operations, including the Gulf War, Operation Iraqi Freedom, and Operation Enduring Freedom, ensuring the sustainment of frontline forces. Renowned for its professionalism and adaptability, the company continues to play a vital role in supporting Army missions worldwide.
210th MP Co
U.S. Army
The 210th Military Police Company (210th MP Co) has a distinguished record of service within the United States Army. Activated in the mid-20th century, the unit has participated in numerous operations, providing law enforcement, security, and combat support both stateside and overseas. The 210th MP Co has deployed in support of major conflicts such as Operation Iraqi Freedom and Operation Enduring Freedom, where its soldiers conducted convoy security, detainee operations, and area security missions. Renowned for its professionalism and adaptability, the company remains a vital asset to the Army’s Military Police Corps.
221st Signal Company
U.S. Army
The 221st Signal Company was originally constituted during World War II to provide critical communications support to combat units in the European Theater. Throughout its history, the company has played a vital role in ensuring secure and reliable transmission of information, supporting both tactical and strategic operations. During the Cold War, the 221st adapted to emerging technologies, maintaining readiness through various training exercises and deployments. In recent years, the unit has supported operations both at home and abroad, demonstrating its ongoing commitment to mission success and technological excellence.