U.S. Army

The 3rd Battalion, 509th Parachute Infantry Regiment (3/509th PIR) traces its lineage to the original 509th Parachute Infantry Battalion, the first American airborne unit to see combat during World War II, jumping into North Africa in 1942. After distinguished service in Italy and Southern France, the unit was inactivated postwar, but its lineage was later assigned to the 509th Infantry Regiment. Reactivated in 2006 as the 3rd Battalion, 509th Infantry Regiment (Airborne), the unit became part of the 4th Brigade Combat Team (Airborne), 25th Infantry Division at Joint Base Elmendorf-Richardson, Alaska. Since then, 3/509th has deployed to Iraq and Afghanistan, carrying on its legacy of airborne excellence and combat readiness.

The 3rd Squadron, 7th Cavalry Regiment (3/7th Cavalry) traces its lineage to the storied 7th Cavalry Regiment, famously associated with General George A. Custer. Reactivated and reorganized multiple times throughout its history, 3/7th Cavalry has served in key conflicts, including the Vietnam War, where it conducted reconnaissance and security operations. In more recent decades, the unit has deployed in support of Operations Iraqi Freedom and Enduring Freedom, performing reconnaissance, surveillance, and security missions. Known for its adaptability and valor, 3/7th Cavalry continues to uphold the proud traditions of the cavalry in the modern U.S. Army.

The 300th Field Artillery (FA) traces its origins to the Wyoming National Guard, first organized in 1888. During World War I, the unit was designated as the 148th Field Artillery and served with distinction in France as part of the 41st Division. In World War II, the 300th FA Battalion provided crucial fire support in the European Theater, notably participating in campaigns from Normandy to the Rhineland. The unit has continued its proud tradition of service in various capacities, supporting both national defense and international deployments in the modern era.

The 300th Military Intelligence Brigade (Linguist), headquartered in Draper, Utah, was established in 1988 as part of the United States Army National Guard. The unit specializes in providing language and intelligence support, with soldiers fluent in over 50 languages. Throughout its history, the 300th MI Brigade has played a critical role in numerous operations, including support for Operations Desert Storm, Enduring Freedom, and Iraqi Freedom, as well as domestic missions. The brigade is renowned for its unique linguist capabilities, enabling effective communication and intelligence gathering in diverse operational environments worldwide.

The 301st Military Police Company (301st MP CO) is a unit in the United States Army Reserve with a distinguished history of service. Activated during World War II, the company provided critical law enforcement, security, and battlefield circulation control in both the European and Pacific Theaters. Over the decades, the 301st MP CO has supported numerous operations, including deployments to Iraq and Afghanistan during the Global War on Terror, where it conducted detainee operations and convoy security missions. Today, the unit remains committed to supporting Army missions at home and abroad, upholding the highest standards of military policing.

The 302nd Military Intelligence Battalion (302nd MI) is a unit of the United States Army specializing in military intelligence operations. Activated in 1986, the battalion has provided critical intelligence support to U.S. and allied forces, particularly in the Pacific theater. Over its history, the 302nd MI has participated in numerous exercises and real-world missions, focusing on signals intelligence, counterintelligence, and human intelligence collection. Stationed in South Korea, the battalion plays a vital role in maintaining situational awareness and supporting the defense of the Korean Peninsula.

The 304th Light Equipment Maintenance Company (Provisional), commonly known as the 304th LEMCO (Prov.), was an Army support unit activated during the Vietnam War. Its primary mission was to provide maintenance and repair services for light equipment, ensuring operational readiness for combat and engineering units in its area of responsibility. The 304th LEMCO (Prov.) operated at various locations, often near major logistical hubs, and played a key role in sustaining vehicle and equipment performance under challenging combat and environmental conditions. Its personnel were recognized for their technical expertise and adaptability in supporting critical missions throughout the conflict.

The 307th Engineer Battalion, Bravo Company (B Co), traces its lineage to the original 307th Engineers, activated in 1917 as part of the 82nd Division during World War I. The battalion has served with distinction in major conflicts, including World War II, where it supported airborne operations in Europe, and later in Vietnam, providing essential combat engineering support. In the Global War on Terror, B Co deployed to Iraq and Afghanistan, specializing in route clearance, construction, and mobility operations. Today, Bravo Company continues its legacy as a vital part of the 307th Engineer Battalion, supporting the 82nd Airborne Division with innovative engineering solutions and combat readiness.

The 30th Missile Detachment was a United States Army unit active during the Cold War, primarily stationed in West Germany. Formed in the late 1950s, the detachment was tasked with operating and maintaining nuclear-capable Honest John and later Pershing missiles as part of NATO’s forward defense strategy. It worked closely with allied forces to provide rapid missile response during heightened tensions with the Soviet Union. The unit was eventually inactivated in the late 1980s as part of arms reduction agreements and the changing strategic landscape in Europe.

The 310th Finance Detachment is a unit within the United States Army responsible for providing financial management support to military operations. Activated during periods of increased operational demand, the 310th has played a vital role in ensuring soldiers receive pay, disbursing funds, and supporting fiscal accountability in both domestic and overseas missions. The unit has deployed in support of operations such as Operation Iraqi Freedom and Operation Enduring Freedom, delivering essential financial services in challenging environments. Through its history, the 310th Finance Detachment has upheld the Army’s commitment to financial stewardship and mission readiness.

The 312th Evacuation Hospital was a U.S. Army medical unit activated during World War II. Formed in 1942, it provided critical medical care to wounded soldiers in the European Theater, notably participating in campaigns in France and Germany following the D-Day landings. The unit was highly mobile, setting up field hospitals close to the front lines to ensure rapid treatment and evacuation of casualties. The 312th played a vital role in saving countless lives and maintaining troop morale during some of the war’s fiercest battles.

The 314th Engineer Detachment is a specialized unit within the United States Army Reserve, with a history rooted in providing engineering support and expertise. Activated during the Cold War era, the detachment has participated in a variety of construction, demolition, and infrastructure projects both in the United States and overseas. Throughout its service, the 314th has supported major training exercises and mobilizations, contributing to humanitarian missions and combat operations alike. Renowned for their technical skills and adaptability, the unit continues to play a vital role in supporting Army operations and readiness.

The 316th Psychological Operations Company (316th PSYOP Co), part of the Indiana Army National Guard, specializes in psychological operations to influence target audiences and support U.S. military objectives. Activated in the early 21st century, the unit has deployed personnel in support of various overseas contingency operations, including missions in the Middle East and Africa. The 316th PSYOP Co conducts information campaigns, leaflet distribution, and broadcast operations to shape perceptions and encourage cooperation among local populations. Through training and real-world deployments, the unit plays a vital role in supporting both national defense and humanitarian missions as part of the U.S. Army Civil Affairs and Psychological Operations Command (Airborne).

The 317th Dental Detachment is a United States Army Reserve unit specializing in dental care and oral health services for military personnel. Activated during periods of increased operational need, the unit has provided essential dental support in both domestic and overseas missions, ensuring combat readiness and troop well-being. The 317th has participated in various training exercises and deployments, often working alongside other medical and support units. Through its service, the detachment upholds the Army’s commitment to comprehensive healthcare for its soldiers.

The 318th Transportation Center was constituted during World War II to provide logistical and transportation support to U.S. Army operations. Activated in 1943, the unit played a vital role in coordinating the movement of troops, equipment, and supplies across various theaters of operation, significantly contributing to Allied mobility and operational success. After the war, the 318th continued its mission in both peacetime and during subsequent conflicts, adapting to evolving transportation technologies and strategies. The unit’s legacy is marked by its commitment to operational excellence and its crucial role in sustaining the Army’s logistical capabilities.

The 319th Ordnance Company is a unit within the United States Army Reserve specializing in ordnance support, including ammunition supply, maintenance, and explosive ordnance disposal. Activated during World War II, the company played a critical role in logistics and ordnance handling in the European Theater, ensuring frontline units were consistently supplied and operational. In the decades following the war, the 319th participated in multiple training exercises and supported overseas operations, adapting to evolving military technology and procedures. Today, the company continues its legacy of excellence, providing vital ordnance services in support of both national defense and overseas contingency operations.

31ST CSH

U.S. Army

Unit with 49 member associations.

The 31st Postal Regulating Detachment is a specialized unit within the United States Army responsible for managing and regulating military postal operations in theater. Activated during World War II, the detachment played a crucial role in ensuring the timely and secure delivery of mail and packages to deployed soldiers, thus maintaining morale and communication between the front lines and home. Over the decades, the 31st Postal Regulating Detachment has deployed to various conflict zones, including support roles during Operation Desert Storm and Operation Iraqi Freedom, adapting to evolving logistical and technological demands. Its continued service highlights the importance of military postal operations in supporting troop welfare and operational effectiveness.

The 327th Chemical Company (DECON) is a specialized unit within the United States Army Reserve, primarily tasked with providing chemical, biological, radiological, and nuclear (CBRN) decontamination support. Established during the Cold War, the unit has played a vital role in enhancing force protection and readiness through rigorous training and operational deployments. Over the years, the 327th Chemical Company has participated in numerous national and international exercises, supporting both combat operations and disaster response missions. Its expertise in decontamination operations ensures the safety and survivability of U.S. and allied forces in hazardous environments.

The 3294th USAR School was a United States Army Reserve unit primarily tasked with providing advanced military instruction and leadership training to Army Reserve soldiers and officers. Established during the Cold War era, the school played a key role in preparing reservists for mobilization by conducting courses in tactics, logistics, and command responsibilities. Throughout its existence, the 3294th USAR School contributed significantly to the readiness and professional development of Reserve Component personnel. The unit was eventually deactivated as part of broader Army restructuring and modernization efforts in the early 21st century.

The 332nd Movement Control Battalion (MLC) is a unit of the United States Army Reserve specializing in movement control and transportation operations. Activated in the late 20th century, the battalion has supported numerous logistical missions, coordinating the movement of personnel, equipment, and supplies across various theaters of operation. The 332nd MLC has played critical roles during overseas deployments, including support for Operation Iraqi Freedom and Operation Enduring Freedom, ensuring efficient and secure transportation networks. Through its expertise and dedication, the unit continues to enhance the Army’s logistical capabilities both at home and abroad.

The 33rd Field Hospital was a U.S. Army medical unit first constituted on 23 June 1943 during World War II. Activated at Camp Ellis, Illinois, the hospital provided critical medical support to combat troops in the European Theater, notably participating in campaigns in Normandy, Northern France, Rhineland, Ardennes-Alsace, and Central Europe. After World War II, the unit was inactivated but later reactivated and redesignated several times, serving during the Cold War and supporting various humanitarian and training missions. The 33rd Field Hospital’s legacy is marked by its rapid deployment capability and lifesaving care under combat conditions.

The 33rd Headquarters was a specialized unit of the United States Army formed during World War II as part of the "Ghost Army," officially known as the 23rd Headquarters Special Troops. Activated in 1944, its primary mission was tactical deception, using inflatable tanks, sound effects, and fake radio transmissions to mislead German forces about Allied troop movements in the European Theater. The unit played a crucial role in several campaigns, including the Battle of the Bulge and the crossing of the Rhine, helping to save countless lives by diverting enemy attention from real operations. The achievements of the 33rd Headquarters remained classified for decades before their contributions were finally recognized in recent years.

The 340th Regiment, 85th Training Division, traces its origins back to the early 20th century as part of the United States Army Reserve. Initially organized for combat support and infantry training roles, the regiment provided critical instruction to soldiers during World War II and subsequent conflicts. In the postwar era, the 340th shifted its focus to training new Army recruits and preparing Reserve soldiers for mobilization and deployment. Today, the 340th Regiment continues its legacy as a vital component of the 85th Training Division, ensuring the readiness and proficiency of U.S. Army personnel.