U.S. Army

The 410th Quartermaster is a unit within the United States Army Reserve specializing in logistical support and supply operations. Activated during World War II, the unit provided critical quartermaster services, including the distribution of food, fuel, and essential materials to front-line troops. Over the decades, the 410th Quartermaster has supported various military operations and training exercises, adapting to evolving logistics technologies and requirements. Today, the unit continues to play a vital role in ensuring the operational readiness of U.S. Army forces both at home and abroad.

The 413th Chemical Company is a unit in the United States Army Reserve specializing in chemical, biological, radiological, and nuclear (CBRN) defense operations. Activated in the 20th century, the company has played a crucial role in supporting both homeland defense and overseas contingency operations, providing decontamination, reconnaissance, and hazard mitigation capabilities. The 413th has participated in various training exercises and deployments, ensuring readiness to respond to CBRN threats. Over the years, the company has earned recognition for its professionalism and dedication to mission success within the Army Reserve Chemical Corps.

The **739th Multi-Role Bridge Company (MRBC)** is a subordinate unit of the **416th Theater Engineer Command (TEC)**, one of the major engineer commands in the U.S. Army Reserve. The 739th MRBC specializes in constructing, maintaining, and operating tactical military bridging solutions, supporting combat and logistical operations. Throughout its history, the unit has participated in numerous training exercises and overseas deployments, providing crucial engineer support in both peacetime and contingency operations. The 416th TEC, headquartered in Darien, Illinois, oversees a wide array of engineer units like the 739th MRBC, ensuring readiness and expertise in vital engineering missions worldwide.

The 417th Medical Company (417th Med Co) operated under the United States Army Reserve, Seventh Army (USARSEVEN) in Europe. Established during the Cold War, the unit provided essential medical support and evacuation services to U.S. and allied forces stationed in Germany. Throughout its history, the 417th Med Co participated in numerous field exercises, readiness drills, and emergency response missions to ensure rapid casualty care and medical readiness. The unit played a vital role in supporting NATO operations and maintaining the health and welfare of soldiers during its period of active service.

The **4215th United States Army Hospital (USAH)** is a U.S. Army Reserve medical unit with a mission to provide comprehensive healthcare support to military personnel during both peacetime and wartime operations. Activated in the latter half of the 20th century, the 4215th USAH has participated in numerous training exercises and mobilizations, ensuring readiness to deploy in support of contingency operations. The unit specializes in providing hospitalization, medical treatment, and surgical care, often augmenting active duty medical facilities during large-scale deployments. Throughout its history, the 4215th USAH has demonstrated a steadfast commitment to maintaining the health and readiness of U.S. Army forces, both at home and abroad.

The 421st Quartermaster Company, based in Fort Valley, Georgia, is a United States Army Reserve unit specializing in logistical support and supply distribution. Established as part of the Quartermaster Corps, the unit has provided essential services such as fuel, water, and general supply management for military operations both domestically and overseas. Over the years, the 421st has supported various training exercises and mobilizations, ensuring combat readiness and efficient resource allocation for supported units. The company’s dedication to excellence has earned it recognition within the Army Reserve community for its professionalism and mission success.

The 423rd Medical Company is a unit within the United States Army Reserve specializing in medical support and healthcare services for military operations. Activated during periods of conflict and national emergency, the 423rd has provided essential medical care, including casualty treatment, medical evacuation, and support to both combat and humanitarian missions. The unit has participated in several large-scale training exercises and overseas deployments, notably supporting operations in Southwest Asia during the Global War on Terrorism. Recognized for its professionalism and dedication, the 423rd Medical Company continues to uphold a proud tradition of service to soldiers and civilians alike.

The 424th Medical Battalion was a unit of the United States Army that provided medical support and casualty evacuation for frontline troops. Activated during World War II, the battalion played a crucial role in supporting combat operations by establishing field hospitals and ensuring wounded soldiers received timely care. The 424th often operated close to the front lines, braving hazardous conditions to deliver life-saving treatment and transport. After the conflict, the battalion continued to serve in various capacities before eventual inactivation as part of post-war restructuring.

The 42nd Field Hospital has a distinguished history of providing critical medical support to U.S. and allied forces. Activated during World War II, the unit served in the European and Pacific Theaters, offering surgical and emergency care near front-line operations. In subsequent decades, the 42nd Field Hospital supported missions during the Korean and Vietnam Wars, adapting to advances in battlefield medicine and rapid deployment. More recently, the unit has participated in humanitarian missions and overseas contingency operations, maintaining its commitment to saving lives and supporting global military readiness.

The 43rd U.S. Army Artillery Detachment (43rd US AD) was a specialized unit assigned to the United States Army Europe (USAREUR) during the Cold War. Established in the late 1950s, the 43rd US AD was responsible for the custodial care and operational readiness of nuclear warheads assigned to NATO allied forces in West Germany. The unit worked closely with German Bundeswehr artillery units, providing technical expertise and security for the deployment of nuclear-capable weapons systems. The 43rd US AD remained active through the 1980s, playing a critical role in NATO's deterrence posture until the withdrawal and deactivation of U.S. nuclear forces from Europe at the end of the Cold War.

The 443rd Field Depot was a logistics unit of the United States Army established during the Korean War. Activated in the early 1950s, its primary mission was to provide vital supply, storage, and maintenance support to U.S. and United Nations forces operating on the Korean Peninsula. The unit managed the distribution of essential equipment, ammunition, and spare parts, ensuring frontline troops remained operationally effective. After the armistice, the 443rd Field Depot continued to support postwar activities until its eventual inactivation as part of broader military restructuring.

The 449th Chemical Company is a specialized unit within the 49th Armored Division (49th AR DIV) of the United States Army National Guard. Activated during the late 20th century, the 449th Chemical Company’s primary mission was to provide chemical, biological, radiological, and nuclear (CBRN) defense support to division-level operations. Over its service, the unit participated in numerous training exercises and mobilizations, supporting both homeland defense and overseas contingencies. The 449th gained recognition for its professionalism and technical expertise before organizational changes in the early 21st century led to its reorganization and reassignment within the Texas Army National Guard structure.

The 455th Engineer Company is a United States Army Reserve unit with a storied history of construction and combat support. Activated during World War II, the unit provided critical engineering services such as building bridges, clearing obstacles, and supporting frontline operations in the European Theater. Over the decades, the 455th Engineers have participated in numerous training exercises and supported both domestic and overseas missions, including deployments to the Middle East during the Global War on Terrorism. Their expertise in mobility, survivability, and general engineering continues to make them a vital asset to Army operations.

The 455th General Hospital was a United States Army unit activated during World War II. Organized in 1942, the unit provided vital medical support to American and Allied forces in the European Theater of Operations. After training in the United States, the 455th deployed overseas, where its personnel treated thousands of wounded soldiers, contributing significantly to wartime medical care and recovery efforts. The hospital was deactivated following the end of hostilities, but its service left a lasting legacy in military medical operations.

The 45th Field Hospital was originally constituted on 25 February 1943 and activated on 15 March 1943 at Camp Ellis, Illinois. During World War II, it provided critical medical support in the European Theater, treating wounded soldiers in France and Germany. After the war, the unit underwent several inactivations and reactivations, adapting to new military medical needs during the Cold War and beyond. Today, the 45th Field Hospital continues its legacy by delivering expeditionary healthcare and rapid medical response capabilities in support of U.S. Army operations worldwide.

The **45th Sustainment Brigade** was originally activated on 1 September 2006 at Schofield Barracks, Hawaii, as part of the U.S. Army’s transformation to modular support units. The brigade traces its lineage back to the 45th Corps Support Group, providing logistical support across the Pacific theater. Throughout its history, the 45th Sustainment Brigade has supported numerous operations, including deployments to Iraq and Afghanistan in support of Operation Iraqi Freedom and Operation Enduring Freedom. In 2015, the unit was reorganized and redesignated as the 25th Sustainment Brigade, continuing its mission to deliver comprehensive logistics and sustainment support for the 25th Infantry Division and U.S. Army Pacific.

The 45th/306th Transport Unit was a logistical support formation active during the Korean War (1950–1953). Tasked with ensuring the movement of personnel, equipment, and supplies, the unit played a vital role in supporting United Nations and U.S. forces on the peninsula. Operating under challenging conditions, the 45th/306th managed convoys, maintained vehicles, and navigated dangerous supply routes often threatened by enemy action and harsh terrain. Their efforts were critical in sustaining frontline operations, contributing significantly to the overall war effort.

Certainly! However, there are multiple military units worldwide that could be referred to as "46 AG" (which could stand for 46th Adjutant General, 46th Artillery Group, 46th Air Group, etc.). For this response, I'll assume you are referring to the **46th Adjutant General Battalion (Reception)**, a well-known U.S. Army unit: The 46th Adjutant General Battalion (Reception) was activated at Fort Knox, Kentucky, in 1987, taking on the vital role of processing new Army recruits arriving for initial training. The battalion's mission focused on administrative in-processing, medical screenings, and ensuring recruits were properly equipped before being sent to basic training units. Over the years, the 46th AG Battalion became renowned for its efficiency and professionalism, handling thousands of soldiers annually. In 2014, the unit was relocated to Fort Jackson, South Carolina, where it continues its legacy as a primary reception battalion for the U.S. Army. If you meant a different "46 AG" unit, please clarify for a more specific history!

The 463rd Engineer Battalion is a United States Army Reserve unit with a distinguished history of service. Originally constituted in 1944, the battalion has participated in various military operations, providing engineering support such as construction, combat engineering, and infrastructure repair. Throughout its history, the 463rd has supported both domestic missions and overseas deployments, including operations in Iraq and Afghanistan. The unit continues to play a vital role in enabling mobility and survivability for U.S. and allied forces.

The 468th Engineer Battalion is a United States Army Reserve unit specializing in combat engineering tasks. Activated during World War II, the battalion provided critical support in constructing roads, bridges, and fortifications in various theaters of operation. Over the decades, the 468th has participated in numerous training exercises and mobilizations, supporting both domestic and overseas missions. Its legacy reflects the essential role of engineers in enhancing mobility, survivability, and infrastructure for U.S. military operations.

The 46th Military Police Company (46th MP Co) has a distinguished history of service within the United States Army. Originally constituted during World War II, the unit has provided military police support in multiple major conflicts, including the Korean War, Vietnam War, and Operations Enduring Freedom and Iraqi Freedom. The 46th MP Co specializes in law enforcement, area security, and battlefield circulation control, supporting both combat and humanitarian missions. Throughout its history, the company has earned numerous commendations for its professionalism, adaptability, and dedication to duty, both at home and abroad.

The 49th Support Battalion has its origins dating back to the Vietnam War era, where it was activated to provide essential logistical and maintenance support to U.S. Army combat units. Throughout its history, the battalion has played a crucial role in sustaining operations through supply distribution, vehicle maintenance, and medical support. The 49th Support Battalion has been deployed in various operations, including Operation Iraqi Freedom and Operation Enduring Freedom, supporting both combat and humanitarian missions. Today, the unit continues to uphold its legacy of excellence, delivering comprehensive sustainment and support to ensure mission readiness for the U.S. Army.

The 4th Battalion, 27th Field Artillery Regiment (4-27 FA) is a distinguished unit of the United States Army with a lineage dating back to World War I. Reactivated multiple times throughout its history, the battalion has provided direct artillery support in major conflicts, including World War II, the Gulf War, and Operation Iraqi Freedom. During the Gulf War, 4-27 FA played a critical role as part of the 1st Armored Division, delivering precise and sustained fire support. Today, the battalion continues its legacy of excellence, serving as a vital component of the division’s artillery capabilities and maintaining readiness for global deployment.

The 4th Bulk Fuel Company, part of the 10th Engineer Battalion, has served as a critical logistical support unit within the United States Marine Corps. Tasked with the storage, distribution, and transportation of fuel, the company has enabled sustained operations for Marine and joint forces by ensuring a steady supply of petroleum products in both peacetime and combat environments. The unit has participated in numerous training exercises and deployments, providing bulk fuel support during major operations and humanitarian missions. Through its expertise and dedication, the 4th Bulk Fuel Company continues to uphold the battalion’s legacy of excellence in combat engineering and logistical support.