

US Army
1,348,048 members•7,146 units
Building the branch home surface
Loading branch highlights, featured unit context, and gallery moments.


1,348,048 members•7,146 units
Building the branch home surface
Loading branch highlights, featured unit context, and gallery moments.
Building the branch units surface
Loading unit filters, rankings, and the branch unit grid.
399th Combat Support Hospital
U.S. Army
The 399th Combat Support Hospital (CSH) is a United States Army Reserve medical unit with a distinguished history of providing critical medical support. Activated during World War II, the unit has been reorganized and deployed multiple times to support U.S. military operations, including service in Operation Desert Storm and Operation Iraqi Freedom. The 399th CSH specializes in providing comprehensive medical care, including surgery and trauma treatment, to wounded soldiers in combat zones. Over the decades, the unit has earned numerous commendations for its professionalism, adaptability, and dedication to saving lives in challenging environments.
39th Finance
U.S. Army
The 39th Finance was a United States Army unit responsible for providing financial management and support to soldiers and units, including payroll, dispersing funds, and budget oversight. Activated during World War II, the unit played a vital role in ensuring operational readiness by managing soldiers’ pay and financial records in both combat and peacetime environments. Over the decades, the 39th Finance supported various Army commands during major conflicts and peacetime operations, adapting to changes in military finance systems and technology. The unit’s dedication contributed significantly to maintaining soldier morale and the overall effectiveness of military operations.
3rd batt 2nd mar k comp
U.S. Army
The 3rd Battalion, 2nd Marines, known as "Kilo Company" (often written as K Co, 3/2), is a distinguished infantry unit of the United States Marine Corps, headquartered at Camp Lejeune, North Carolina. Activated in 1941, the battalion has participated in major conflicts including World War II, the Korean War, the Gulf War, and operations in Iraq and Afghanistan. Kilo Company, as part of 3/2, has earned a reputation for its combat effectiveness, notably during the Battle of Saipan in World War II and in intense urban fighting in Fallujah, Iraq. The unit continues to serve as a ready force, participating in training exercises and rapid deployments in support of U.S. national security objectives.
3rd Medical Battalion - 3rd Infantry Division - US Army
U.S. Army
The 3rd Medical Battalion, aligned with the 3rd Infantry Division of the US Army, has a distinguished history of providing critical medical support to American forces. Originally constituted during World War I, the battalion played a vital role in treating casualties and supporting combat operations throughout major conflicts, including World War II, the Korean War, and Operation Iraqi Freedom. Renowned for their dedication, the unit has enabled sustained combat effectiveness by ensuring rapid evacuation and treatment of the wounded under fire. Today, the 3rd Medical Battalion continues to uphold its legacy of excellence, delivering comprehensive medical care and support in both peacetime and combat environments.
4 battalion 1st field artillery
U.S. Army
The 4th Battalion, 1st Field Artillery Regiment traces its lineage back to the original 1st Regiment of Artillery, constituted in 1821. Throughout its distinguished service, the battalion participated in major conflicts including the Mexican-American War, the Civil War, World War II, and the Gulf War. Reactivated and reorganized several times, the unit has provided direct and general support artillery fires in both conventional and counterinsurgency operations. Today, 4-1 Field Artillery remains an integral part of the U.S. Army’s firepower, upholding its motto "First or Not at All."
4:2 ACR
U.S. Army
The 4th Squadron, 2nd Cavalry Regiment (4/2 ACR), known as "Saber," has a distinguished lineage dating back to its origins in the 19th century as part of the historic 2nd Cavalry Regiment. The squadron has served in numerous conflicts, including the Indian Wars, World War II, the Cold War in Germany, Operation Desert Storm, and the Global War on Terrorism in Iraq and Afghanistan. Renowned for its reconnaissance and security missions, 4/2 ACR has consistently demonstrated adaptability and valor in both conventional and asymmetric warfare. Today, the squadron remains an integral component of the 2nd Cavalry Regiment, stationed in Europe to support NATO operations and maintain readiness.
4:77th FA
U.S. Army
The 4th Battalion, 77th Field Artillery Regiment (4/77th FA) traces its lineage to the 77th Field Artillery, which was first constituted in the National Army in 1918. The battalion has served with distinction in multiple conflicts, including World War II and the Vietnam War, providing critical artillery support to maneuver units. During the Vietnam War, 4/77th FA was attached to the 101st Airborne Division, where it participated in major operations such as the battles of the A Shau Valley and Firebase Ripcord. In more recent history, the unit has continued to support U.S. Army operations through deployments and training exercises, maintaining its legacy of precision and firepower.
414 Signal Corp
U.S. Army
The 414 Signal Corps is a military communications unit with a distinguished record of supporting command and control operations. Established during the mid-20th century, the unit has played a vital role in ensuring secure and reliable communications across various theaters of operation. Throughout its history, the 414 Signal Corps has deployed in support of both peacetime missions and combat operations, adapting to advancements in communications technology. Its personnel are known for their technical expertise and commitment to maintaining the integrity of military communications networks.
432nd Transportation Company
U.S. Army
The 432nd Transportation Company is a unit of the United States Army Reserve specializing in transportation and logistical support. Activated during the mid-20th century, the company has played a vital role in providing motor transport, convoy operations, and supply distribution for both stateside and overseas missions. Over the years, the 432nd has supported major operations including deployments to Southwest Asia during Operation Desert Storm and to Iraq and Afghanistan in support of Operations Iraqi Freedom and Enduring Freedom. The company is recognized for its adaptability and professionalism, ensuring the steady flow of personnel, equipment, and supplies in diverse and challenging environments.
43rd engineers 3rd cav
U.S. Army
The 43rd Engineers were a combat engineer unit attached to the 3rd Cavalry Regiment, providing essential engineering support during their operations. Originally activated during World War II, the unit specialized in tasks such as building bridges, clearing obstacles, and constructing defensive positions to enhance the mobility and effectiveness of the cavalry. Throughout its service, the 43rd Engineers played a vital role in enabling rapid movement and logistical support for the 3rd Cavalry in both European and later post-war deployments. Their expertise and adaptability made them a key component of the regiment’s operational success across various theaters.
43rd MP Detachment (Confinement)
U.S. Army
The 43rd Military Police Detachment (Confinement) was a specialized unit within the United States Army tasked with detention and confinement operations. Activated during the Cold War era, the detachment provided custodial and security services for military prisoners, ensuring compliance with Army regulations and humane treatment standards. The 43rd MP Detachment often operated in support of larger military police battalions, managing confinement facilities at major Army installations. Throughout its service, the unit played a critical role in maintaining discipline and order within the Army, adapting to evolving military justice requirements until its eventual deactivation or reassignment.
440th MEDICALCOMPANY (CLEARING)
U.S. Army
The 440th Medical Company (Clearing) is a United States Army Reserve unit specializing in providing medical care and emergency treatment close to combat zones. Activated during World War II, the unit has supported numerous operations by establishing clearing stations to stabilize and treat wounded soldiers before evacuation to field hospitals. Over its history, the 440th has deployed in support of major conflicts, including the Korean War, the Vietnam War, and Operations Desert Storm and Iraqi Freedom. Recognized for its dedication and professionalism, the 440th Medical Company continues to serve as a vital element of Army medical support operations.
45th Ordnance Company
U.S. Army
The 45th Ordnance Company is a distinguished unit within the United States Army specializing in ammunition supply and explosive ordnance disposal. Originally activated during World War II, the company provided critical logistical and technical support to frontline units in both the European and Pacific Theaters. Over the decades, the 45th Ordnance Company has seen multiple activations and inactivations, supporting operations in Korea, Vietnam, and the Middle East. Today, the unit continues its legacy by ensuring the safe handling, storage, and disposal of munitions, contributing significantly to the Army's operational readiness.
45th Support Center
U.S. Army
The 45th Support Center was a U.S. Army unit tasked with providing logistical and administrative support within its area of responsibility. Activated during the post-Cold War era, the 45th Support Center's mission included overseeing supply, maintenance, transportation, and other vital sustainment functions to ensure operational readiness for supported commands. The unit played a key role in facilitating efficient coordination and integration of support operations during training exercises and contingency missions. Over time, the 45th Support Center was inactivated or reorganized as part of broader Army transformation initiatives, with its functions absorbed by modular sustainment units.
47th Trans Co
U.S. Army
The 47th Transportation Company (47th Trans Co) has a distinguished history of providing critical logistical support to U.S. Army operations. Originally constituted during World War II, the unit has participated in numerous campaigns, ensuring the movement of troops, equipment, and supplies in both peacetime and combat environments. Over the decades, the 47th Trans Co has deployed in support of major conflicts, including the Vietnam War and Operations Iraqi Freedom and Enduring Freedom. Renowned for its adaptability and professionalism, the company's efforts have been vital to sustaining military operations and mission success worldwide.
49th FA
U.S. Army
The 49th Field Artillery (FA) was first constituted in the Regular Army of the United States in 1918 and organized at Camp Sheridan, Alabama. During World War I, the unit was quickly mobilized but did not see overseas combat before the Armistice. Reactivated for World War II, the 49th FA provided crucial artillery support in the European Theater, participating in several key campaigns. Over the years, the unit underwent multiple reorganizations and redesignations, continuing to serve with distinction in both peacetime and during subsequent conflicts, upholding its artillery traditions.
49th MP Brigade
U.S. Army
The 49th Military Police Brigade is a unit of the California Army National Guard, headquartered in Fairfield, California. Constituted in 2005, the brigade was organized to provide command, control, and oversight for military police operations within California and in support of federal missions. The 49th MP Brigade has been mobilized for both domestic operations, such as disaster response and civil support, and overseas deployments, including missions in Iraq in support of Operation Iraqi Freedom. Throughout its service, the brigade has earned recognition for its professionalism and versatility in military police functions.
4th Battalion 31st Infantry Division
U.S. Army
The 4th Battalion, 31st Infantry Division, known as part of the "Dixie Division," traces its origins to World War I, when the 31st Infantry Division was formed from National Guard units primarily from Alabama, Florida, Louisiana, and Mississippi. During World War II, the division, including its 4th Battalion, was federalized and saw service in the Pacific Theater, notably participating in the liberation of the Philippines and subsequent occupation duties in Japan. The 31st Infantry Division was reactivated during the Korean War era, with its battalions, including the 4th, serving primarily in a training and reserve capacity. Over the years, the unit underwent several reorganizations before ultimately being inactivated as part of postwar military restructuring.
4th Chemical Company
U.S. Army
The 4th Chemical Company, originally constituted during World War II, has served as a key unit specializing in chemical, biological, radiological, and nuclear (CBRN) defense within the U.S. Army. It has supported both combat and peacetime operations, providing decontamination, reconnaissance, and hazard assessment capabilities to protect soldiers and civilians from CBRN threats. Over the decades, the 4th Chemical Company has participated in numerous training exercises and deployments, adapting to evolving warfare environments and technological advancements. Today, the unit continues its mission-critical role, ensuring readiness and protection against modern CBRN hazards worldwide.
5:28th FA
U.S. Army
The 5th Battalion, 28th Field Artillery Regiment (5/28th FA) was constituted on July 5, 1918, as part of the National Army and assigned to the 10th Division during World War I. Reactivated during the Vietnam War, the 5/28th FA served with distinction as a self-propelled artillery unit, providing critical fire support for infantry operations and earning several campaign streamers. Throughout its service, the battalion demonstrated adaptability by participating in both conventional and counterinsurgency missions. The unit was eventually inactivated, but its legacy continues through the honors and traditions upheld by the 28th Field Artillery Regiment.
502d S&T Batallion 2d Armored Division
U.S. Army
The 502d Supply and Transportation Battalion was a key logistics unit within the 2d Armored Division of the United States Army. Activated during the post-World War II era, the battalion provided essential supply, maintenance, and transportation support to the division’s combat operations. Throughout the Cold War, the 502d S&T Battalion played a vital role in exercises and deployments in Europe, ensuring the rapid mobility and sustainment of armored forces. The unit continued its mission until the 2d Armored Division’s inactivation in the early 1990s, marking the end of its distinguished service.
503rd fwd support battalion
U.S. Army
The 503rd Forward Support Battalion (FSB) was activated as part of the U.S. Army's efforts to provide dedicated logistical and sustainment support to combat brigades. Traditionally assigned to the 3rd Brigade, 2nd Infantry Division, the battalion played a crucial role in operations by delivering maintenance, supply, and medical services directly to front-line units. Throughout its history, the 503rd FSB supported numerous training exercises and deployments, including overseas assignments in Korea, where it contributed to deterrence and readiness on the peninsula. The battalion was eventually reflagged or reorganized as part of the Army's transformation to modular Brigade Support Battalions in the mid-2000s, continuing its legacy of support under a new designation.
508th Artillary Detachment
U.S. Army
The 508th Artillery Detachment was a United States Army unit activated during the Cold War to support NATO operations in Europe. Assigned to the U.S. Army Europe and often stationed in West Germany, the detachment was responsible for the custody, maintenance, and potential employment of nuclear-capable artillery systems in cooperation with allied forces. Its primary mission was to provide technical expertise and ensure the readiness of nuclear warheads for use by host nation artillery units, enhancing NATO’s deterrence posture against the Warsaw Pact. The 508th played a key role in the integrated defense strategy of the alliance until it was inactivated as part of arms reduction agreements and the drawdown of U.S. nuclear forces in Europe in the late 1980s and early 1990s.
508th ASA Korea
U.S. Army
The 508th Army Security Agency (ASA) Detachment was a U.S. Army signals intelligence unit stationed in Korea during the Cold War. Activated in the early 1960s, the 508th ASA’s primary mission was to intercept, analyze, and relay communications intelligence concerning North Korean and other regional military activities. The unit operated various listening posts and worked closely with Republic of Korea forces to enhance allied situational awareness along the Demilitarized Zone (DMZ). The 508th ASA remained a key component of U.S. intelligence efforts in Korea until its inactivation and integration into successor military intelligence units in the late 1970s.