U.S. Army

The 664th Ordnance Company is a specialized unit within the United States Army, primarily tasked with ammunition supply and explosive ordnance support. Activated during the Cold War era, the company played a key role in managing munitions storage and logistics for U.S. forces stationed in Europe and other overseas theaters. Over the years, the 664th supported various operations, including deployments to Southwest Asia during Operation Desert Storm and subsequent missions in support of Operation Iraqi Freedom. The unit is known for its expertise in handling, transporting, and disposing of conventional and hazardous munitions, ensuring the safety and effectiveness of supported combat units.

The **71st Transportation Battalion** was activated during World War II on 1 May 1943 at Camp Gordon, Georgia, to provide critical logistical and transportation support to U.S. Army operations. The unit participated in major campaigns in the European Theater, ensuring the steady movement of troops, equipment, and supplies across the continent. After the war, the battalion was inactivated, but it was later reactivated for service during the Vietnam War, where it played a vital role in supporting combat operations by managing convoys and transportation assets. Over its history, the 71st Transportation Battalion earned numerous commendations for its efficiency, adaptability, and dedication to mission success.

The 759th Military Police Battalion was constituted on 19 August 1942 and activated at Fort Ontario, New York, during World War II. The unit provided military police support throughout the European Theater, including during the Normandy campaign and subsequent operations in France and Germany. After the war, the battalion was inactivated and later reactivated, supporting missions during the Cold War, Operation Desert Storm, and the Global War on Terrorism. The 759th MP Battalion is currently stationed at Fort Carson, Colorado, continuing its legacy of law enforcement, force protection, and support to military operations worldwide.

The 75th Support Battalion was originally constituted during World War II, providing critical logistical and maintenance support to combat units in the European Theater. Reactivated during the Vietnam War, the unit played a vital role in sustaining U.S. Army operations through transportation, supply, and repair services. Over subsequent decades, the 75th Support Battalion adapted to evolving military needs, supporting missions in the Gulf War, Iraq, and Afghanistan. Today, the unit continues to ensure operational readiness and mission success as part of the U.S. Army's sustainment forces.

The 833rd Ordnance Company (833rd ORD) is a U.S. Army unit specializing in munitions and ordnance support. Activated during World War II, the unit played a crucial role in supplying, maintaining, and disposing of ammunition for frontline forces in the European Theater. Postwar, the 833rd continued to serve with distinction during the Cold War, adapting to evolving logistical and explosive ordnance disposal (EOD) missions. Today, the 833rd ORD remains an integral part of Army operations, supporting both peacetime readiness and contingency missions worldwide.

The Army Reserve Sustainment Command (ARSC) was activated in 2007 as part of the U.S. Army Reserve’s transformation to provide specialized logistical and sustainment support. Headquartered in Birmingham, Alabama, the ARSC commands and controls multiple subordinate units, focusing on supply, maintenance, transportation, and contracting support for both peacetime and deployed operations. It plays a critical role in augmenting the Army’s logistics capabilities, ensuring operational readiness and sustainment for Army and joint forces worldwide. Since its inception, the ARSC has supported numerous missions, including overseas contingency operations and homeland defense efforts.

The Combat Development Command (CDC) was established by the United States Army in 1962 to oversee the analysis, development, and integration of new concepts, doctrine, and materiel for the Army. Its creation marked a shift toward systematic modernization, ensuring that the Army could effectively respond to emerging threats and technological advancements during the Cold War era. Headquartered at Fort Belvoir, Virginia, the CDC played a pivotal role in coordinating research and development efforts across various Army branches. In 1973, the CDC was reorganized and its functions were absorbed into the newly formed United States Army Training and Doctrine Command (TRADOC), continuing its mission under a broader mandate.

Field artillery is a crucial branch of the military specializing in indirect fire support, using large-caliber guns, howitzers, and rocket systems to target enemy positions from a distance. Its origins can be traced back to the late Middle Ages, but it became especially prominent during the Napoleonic Wars, where massed batteries could decisively influence battles. Throughout the 20th century, field artillery evolved with advancements in technology, including mechanization, improved accuracy, and the introduction of self-propelled guns. Today, modern field artillery units provide rapid, precise firepower in support of ground forces, remaining a vital component of combined arms operations.

The First Infantry Division, known as the "Big Red One," is the oldest continuously serving division in the United States Army, activated in 1917 during World War I. The division distinguished itself in the trenches of France and later played a pivotal role in the D-Day landings at Omaha Beach during World War II. Throughout the Cold War, the division was stationed in Germany and participated in operations in Vietnam, the Gulf War, and the Balkans. In the 21st century, the Big Red One has served in both Iraq and Afghanistan, maintaining its reputation as a premier fighting force.

**HHB DIVARTY (Division Artillery, Headquarters and Headquarters Battery)** has served as the command and control element for division-level artillery within various U.S. Army divisions since its inception in the early 20th century. Originally established to coordinate and direct the massed firepower of field artillery regiments, HHB DIVARTY played pivotal roles in major conflicts including World War II, the Korean War, and the Gulf War, providing critical fire support and tactical coordination. Over the decades, the unit adapted to evolving doctrines, integrating advanced targeting and communications technologies to enhance battlefield effectiveness. Deactivated and reactivated in line with Army restructuring, HHB DIVARTY continues to embody the traditions of precision, leadership, and support that are the hallmark of division artillery headquarters units.

III Corps, headquartered at Fort Hood, Texas (now Fort Cavazos), was originally activated in 1918 during World War I as part of the National Army, but was demobilized shortly after the war. Reactivated for World War II, III Corps played a significant role in training and preparing units for deployment to both the European and Pacific Theaters. During the Cold War and into the present, III Corps has served as a major command within the U.S. Army, responsible for deploying forces to major conflicts such as Operation Desert Storm, Operation Iraqi Freedom, and Operation Enduring Freedom in Afghanistan. Today, III Corps remains a key operational headquarters, providing command and control for Army units worldwide.

The Joint Readiness Training Center (JRTC) at Fort Polk, Louisiana, was established in 1987 to provide advanced, realistic training for U.S. Army units. Originally located at Fort Chaffee, Arkansas, the JRTC moved to Fort Polk to take advantage of the region's challenging terrain, ideal for simulating diverse combat environments. JRTC specializes in training light infantry, airborne, air assault, and special operations forces, focusing on joint and combined arms operations. Over the decades, it has become a premier training hub, preparing units for deployments worldwide and enhancing the Army's overall readiness and effectiveness.

United States Army Garrison, TRADOC (U.S. Army Garrison, Training and Doctrine Command) provides essential installation support to the Headquarters, U.S. Army Training and Doctrine Command at Fort Eustis, Virginia. Established to sustain the mission of TRADOC, the garrison enables the training and development of soldiers and leaders by managing base operations, infrastructure, and community services. Over the years, the garrison has played a crucial role in supporting the Army’s mission to recruit, train, and educate the force. Its ongoing efforts ensure the operational readiness and quality of life for soldiers, civilians, and families stationed at Fort Eustis.

The U.S. Armor School, established in 1940 at Fort Knox, Kentucky, became the premier institution for training American tank crews and developing armored warfare doctrine. Throughout World War II, the Korean War, and the Cold War, the school played a pivotal role in shaping U.S. armored tactics and technology. It provided instruction for officers, noncommissioned officers, and enlisted soldiers in all aspects of armored operations, maintenance, and leadership. In 2010, the Armor School relocated to Fort Benning, Georgia, as part of the Army's Base Realignment and Closure (BRAC) process, but its legacy at Fort Knox remains a cornerstone of U.S. armored history.

The U.S. Army Security Agency Field Station Augsburg, located in Augsburg, Germany, was established in the early 1950s during the Cold War. Tasked with signals intelligence (SIGINT) and electronic surveillance, the unit played a pivotal role in monitoring Warsaw Pact communications and providing critical intelligence to U.S. and NATO forces. The station operated highly sensitive listening equipment and employed linguists, analysts, and technical specialists. Field Station Augsburg remained a key intelligence-gathering site until its closure in the mid-1990s following the end of the Cold War and the restructuring of U.S. forces in Europe.

The United States Army Medical Research Institute of Infectious Diseases (USAMRIID) was established in 1969 at Fort Detrick, Maryland, as the U.S. Army’s premier institution for research on medical countermeasures to biological warfare and infectious diseases. Its origins trace back to earlier Army biodefense efforts in the 1950s and 1960s, evolving into a dedicated research institute focused on diagnostics, vaccines, and therapeutics. USAMRIID scientists have played pivotal roles in responding to outbreaks such as Ebola, anthrax, and other high-threat pathogens, often collaborating with civilian agencies and international partners. Over the decades, USAMRIID’s work has been essential to national biodefense, shaping public health responses and advancing medical science in the field of infectious diseases.

**USARYIS HQS Okinawa** (United States Army Ryukyu Islands Headquarters, Okinawa) was established following World War II as the primary administrative and operational command for U.S. Army forces in the Ryukyu Islands, including Okinawa. Activated in the late 1940s, USARYIS HQS managed base operations, logistics, and defense during the postwar occupation and throughout the early Cold War period. The unit played a key role in supporting regional security, facilitating military construction, and coordinating with local Okinawan authorities. In 1972, with the reversion of Okinawa to Japanese administration, USARYIS was inactivated and its responsibilities transferred to the newly formed U.S. Army, Japan.

The United States Disciplinary Barracks (USDB) Headquarters, located at Fort Leavenworth, Kansas, serves as the command and administrative hub for the military's only maximum-security correctional facility. Established in 1874, the USDB has played a critical role in the U.S. Army's military justice system, housing service members convicted of the most serious offenses under the Uniform Code of Military Justice (UCMJ). The HQ oversees all aspects of prison operations, security, rehabilitation programs, and support for inmates and staff. Throughout its history, the USDB HQ has adapted to evolving military correctional standards and remains a key institution for maintaining discipline and order within the armed forces.

The 1st Battalion, 120th Field Artillery (1/120th FA) traces its origins to the early 20th century as part of the Wisconsin Army National Guard. The unit served with distinction in World War I as part of the 32nd Division, providing vital artillery support during major offensives in France. During World War II, the 1/120th FA was again federalized, playing a critical role in the European Theater, including campaigns in Normandy and Northern France. In the decades since, the battalion has participated in numerous state and federal missions, continuing its legacy of service both at home and abroad.

The 1st Battalion, 28th Infantry Regiment, known as "Black Lions," was first constituted in 1901 and has served with distinction in multiple conflicts. The unit gained particular renown during the Vietnam War, where it was part of the 1st Infantry Division and saw heavy action, most notably during the Battle of Ong Thanh in 1967. Throughout its history, the 1/28th Infantry has participated in World War I, World War II, Vietnam, and the Global War on Terrorism. The battalion is recognized for its bravery, resilience, and dedication to mission, upholding the proud traditions of the “Big Red One.”

The 106th Medical Detachment (106th Med Det) is a U.S. Army medical unit with a history of providing critical medical support in both peacetime and combat environments. Activated during the Vietnam War, the unit was tasked with delivering frontline medical care, casualty evacuation, and health services to support combat operations. Throughout its service, the 106th Med Det distinguished itself for its rapid deployment capabilities and adaptability in austere conditions. Over the years, the unit has contributed to various missions and humanitarian efforts, upholding the Army’s commitment to saving lives and maintaining soldier readiness.

The 107th Engineers traces its origins to the Michigan National Guard, first organized in 1881 and later redesignated during World War I as the 107th Engineer Regiment. The unit served with distinction as part of the 32nd "Red Arrow" Division in France, providing critical engineer support, including constructing trenches, bridges, and fortifications during major offensives. In World War II, the 107th Engineers again saw combat in the European Theater, contributing to the rapid advances of Allied forces. The regiment has remained an integral part of Army National Guard operations, supporting both state and federal missions into the 21st century.

The 116th Engineer Combat Battalion is a distinguished unit of the Idaho Army National Guard with origins dating back to World War II. Activated in 1940, the battalion served with distinction in the European Theater, supporting the 41st Infantry Division with construction, demolition, and bridging operations. The unit participated in key campaigns, including operations in New Guinea and the Philippines, where it played a crucial role in overcoming difficult terrain and enabling Allied advances. Post-war, the 116th has continued to serve both domestically and overseas, providing vital engineering support during natural disasters and military operations.

The 11th Air Assault Division (Test) was an experimental unit of the United States Army, activated in 1963 at Fort Benning, Georgia. Its primary mission was to test and evaluate the concept of rapid troop movement and assault using helicopters, a revolutionary tactic at the time. Over two years, the division developed and refined air mobility tactics, which proved highly effective and laid the groundwork for future operations. In 1965, the division was inactivated, and its assets were used to form the 1st Cavalry Division (Airmobile), which soon deployed to Vietnam and demonstrated the effectiveness of air assault operations in combat.