U.S. Army

The Headquarters and Headquarters Company, Missile Command (HHC MICOM), was established to provide command, control, and administrative support for the U.S. Army Missile Command at Redstone Arsenal, Alabama. Formed in the 1960s during the height of the Cold War, HHC MICOM played a vital role in overseeing the development, testing, and fielding of advanced missile systems, including the HAWK, Nike Hercules, and later the Patriot and MLRS systems. The unit ensured the coordination of research, logistics, and operational requirements, supporting both national defense and international allied programs. Over the years, HHC MICOM adapted to evolving military technologies and organizational changes, remaining a central component of America’s missile and air defense capabilities.

The Headquarters and Headquarters Company, Main Management Center (HHC MMC), Division Support Command (DISCOM) was a vital logistical unit within U.S. Army divisions, particularly prominent from the 1970s through the early 2000s. HHC MMC DISCOM provided command and control, administration, and operational planning for the division's logistical support, including supply, maintenance, transportation, and medical services. During major operations such as Operation Desert Storm and Operation Iraqi Freedom, HHC MMC units ensured seamless sustainment of combat forces through complex supply chains and rapid response capabilities. Their adaptability and coordination were crucial in maintaining the operational tempo and effectiveness of the division’s combat elements.

Headquarters and Headquarters Company (HHC), U.S. Infantry Center and School (USICTC) at Fort Benning, Georgia, has long served as the command and administrative hub for the Infantry School and its subordinate training units. Established to provide leadership, logistical, and operational support, HHC USICTC played a pivotal role in training and preparing U.S. Army infantry soldiers and leaders. Over the decades, the unit has supported the development and implementation of infantry tactics, doctrine, and innovations, ensuring readiness for conflicts from World War II through the modern era. Through its mission at Fort Benning, HHC USICTC contributed significantly to the Army’s tradition of excellence in infantry training and professional development.

The Headquarters and Headquarters Company (HHC), 25th Aviation Brigade was established to provide command, control, and administrative support for the aviation assets of the 25th Infantry Division (Tropic Lightning), based at Schofield Barracks, Hawaii. Activated in 1985, the brigade consolidated the division's aviation elements, enhancing its rapid deployment and air mobility capabilities within the Pacific region. HHC, 25th Aviation Brigade played a pivotal role in training exercises, disaster response missions, and overseas deployments, including operations in Southwest Asia and support for peacekeeping missions. In 2006, following Army transformation initiatives, the unit was reorganized and redesignated as the Combat Aviation Brigade, 25th Infantry Division.

Headquarters and Headquarters Company (HHC), 5th Battalion, 33rd Armor, traces its lineage to the 33rd Armor Regiment, originally constituted in 1941. The battalion served with distinction in Europe during World War II, participating in major campaigns such as Normandy, Northern France, Rhineland, Ardennes-Alsace, and Central Europe. During the Cold War, HHC, 5/33rd Armor was assigned to various armored divisions in Germany and the United States, providing critical command and control functions for battalion operations. The unit was inactivated in the post-Cold War drawdown, but its legacy endures through the lineage and honors of the 33rd Armor Regiment.

HHC/2-5 Cavalry, part of the 1st Cavalry Division ("First Team"), has a distinguished history dating back to its activation in 1917. The Headquarters and Headquarters Company (HHC) of 2nd Battalion, 5th Cavalry Regiment has participated in major conflicts, including World War II, the Korean War, the Vietnam War, Operation Desert Storm, and the Global War on Terrorism. Throughout its service, the unit has been recognized for its versatility in both mounted and dismounted operations, playing vital roles in offensive and defensive missions. Today, HHC/2-5 CAV continues to support battalion operations, demonstrating the storied traditions and combat effectiveness of the 1st Cavalry Division.

Headquarters and Headquarters Company (HHC), Fort Eustis, serves as a pivotal command and administrative unit within the installation, supporting various tenant organizations. Established to provide leadership, logistical, and operational oversight, HHC Fort Eustis plays a crucial role in enabling the mission readiness of units assigned to the post. Fort Eustis itself, located in Newport News, Virginia, has a storied military history dating back to its establishment in 1918 as a key training and logistics hub for the U.S. Army. Over the decades, HHC has continually adapted to support the evolving missions at Fort Eustis, including transportation, aviation, and sustainment operations.

The Headquarters and Headquarters Detachment, 124th Transportation (HHD 124th Transportation), is a unit within the United States Army Reserve with a lineage dating back to its constitution during the mid-20th century. The unit has provided vital command, control, and logistical support for transportation operations, ensuring the movement of personnel, equipment, and supplies in support of both domestic and overseas missions. Over the years, HHD 124th Transportation has participated in numerous training exercises and has supported operations during periods of national emergency and military deployment, contributing to the Army's overall mobility and readiness. Its history reflects a commitment to excellence and adaptability in the dynamic field of military transportation.

HHD, Miesau Army Depot (Headquarters and Headquarters Detachment, Miesau Army Depot) was a key U.S. Army logistics unit located in Miesau, Germany. Established during the early years of the Cold War, the unit was responsible for command and administrative support for personnel assigned to the depot. Throughout its history, HHD oversaw the operation, security, and maintenance of one of the largest ammunition storage and supply facilities in Europe, playing a vital role in supporting NATO and U.S. Army operations. The detachment adapted to changing mission requirements throughout the late 20th and early 21st centuries, reflecting broader transformations in U.S. Army Europe’s logistical posture.

Headquarters and Headquarters Company, 2nd Battalion, 22nd Infantry Regiment (HHQ 2/22), is a unit of the 25th Infantry Division. The 22nd Infantry Regiment traces its lineage to 1861 and has served in major conflicts including the Civil War, World War II, and the Vietnam War. As part of the 25th Infantry Division, the battalion has participated in key operations such as Operation Junction City during Vietnam, and has deployed in recent years in support of Operation Iraqi Freedom and Operation Enduring Freedom. Renowned for its motto "Deeds, Not Words," HHQ 2/22 provides critical command and control, ensuring operational effectiveness for the battalion.

**HHQ 8/6th FA (Headquarters and Headquarters Battery, 8th Battalion, 6th Field Artillery)** has a distinguished lineage within the United States Army. The parent unit, the 6th Field Artillery Regiment, traces its origins back to 1907 and has seen action in major conflicts including World War I, World War II, and the Vietnam War. The 8th Battalion was activated during the Vietnam era, where HHQ 8/6th FA provided critical command, control, and support functions for the battalion’s artillery operations. Throughout its service, the unit has been recognized for its professionalism and dedication in supporting combined arms operations, earning several campaign streamers and unit commendations.

Headquarters and Headquarters Company (HHQ Co.), 31st Combat Engineers, has a distinguished history of providing critical combat engineering support to U.S. military operations. Activated during World War II, the unit was instrumental in constructing bridges, clearing minefields, and fortifying defensive positions across the European Theater. In subsequent decades, the 31st Combat Engineers have supported missions in Korea, Vietnam, and the Middle East, adapting to evolving battlefield technologies and tactics. Today, HHQ Co. 31st Combat Engineers continues to lead and coordinate engineering efforts, ensuring operational mobility and survivability for supported forces worldwide.

HOW Battery, 1st Squadron, 2nd Armored Cavalry Regiment (HOW Battery 1/2 ACR), has a distinguished lineage within the U.S. Army's storied Armored Cavalry tradition. Historically, HOW Battery functioned as the howitzer (artillery) support unit for 1st Squadron, providing crucial fire support and indirect fire capabilities during both training and combat operations. The unit played significant roles during the Cold War as part of the U.S. Army’s forward-deployed forces in Germany, tasked with reconnaissance and screening missions along the Iron Curtain. HOW Battery 1/2 ACR later participated in operations such as Desert Storm and peacekeeping missions in the Balkans, continuing its legacy of adaptability and excellence in support of cavalry operations.

Howitzer Battery, 2nd Squadron, 2nd Armored Cavalry Regiment (How Btry 2/2 ACR) has a distinguished history as the direct support artillery element within the famed 2nd ACR. Originating as part of the regiment’s artillery contingent, the battery has provided crucial fire support during numerous conflicts, including the Cold War in Germany, Operation Desert Storm in 1991, and peacekeeping missions in the Balkans. During Operation Desert Storm, How Btry 2/2 ACR played a vital role in the Battle of 73 Easting, delivering accurate and timely fire missions in support of the regiment’s rapid advance. Over its long service, the battery has been recognized for its professionalism, adaptability, and contributions to the success of cavalry operations.

**HQ Company, 84th Engineer (Construction) Battalion** has a distinguished history supporting U.S. Army operations. Constituted during World War II, the battalion played a vital role in constructing roads, airfields, and other critical infrastructure in the Pacific Theater. In the Korean War, the 84th Engineer Battalion contributed significantly to rebuilding and maintaining vital supply routes under challenging conditions. Over the decades, the unit has continued to support military operations and humanitarian missions across the globe, exemplifying the Army Engineer motto, "Essayons"—Let Us Try.

**HQ 34th Engineering** is a distinguished military unit specializing in combat engineering and support operations. Activated during World War II, the unit played a crucial role in constructing bridges, clearing obstacles, and enabling the rapid movement of allied forces across European battlefields. Over the following decades, HQ 34th Engineering supported numerous missions in both peace and conflict, including humanitarian assistance and infrastructure reconstruction. Today, the unit continues to provide critical engineering expertise and logistical support for joint and multinational operations worldwide.

**Headquarters Company, 2nd Training Brigade, United States Army Transportation Center of Excellence, Training and Doctrine Command (HQ CO 2ND TNG BDE USATCE TRADOC TC)** serves as a crucial administrative and operational hub within the Army’s transportation training mission. Established under the Training and Doctrine Command, the brigade has played a vital role in preparing transportation soldiers for worldwide deployment since its activation. The 2nd Training Brigade oversees the instruction and professional development of Soldiers in transportation operations, logistics, and support, ensuring they are equipped with the latest skills and doctrine. Over the years, HQ CO has supported numerous training cycles, adapting to evolving military needs and contributing significantly to the Army’s logistical capabilities.

HQ Company, 1st Battalion, 1st Infantry, traces its lineage to the historic 1st Infantry Regiment, one of the oldest continuously serving units in the United States Army, originally constituted in 1791. The battalion has participated in major conflicts including the War of 1812, the Civil War, both World Wars, and the Vietnam War, earning numerous campaign streamers and unit citations for its valor and service. As the command and control element, HQ Company has played a vital role in coordinating operations, intelligence, and logistics for the battalion throughout its storied history. Today, HQ Company, 1-1 Infantry continues to uphold the proud traditions of the "Fighting First," supporting missions both at home and overseas.

Headquarters I Corps Special Troops (Hq I Corp Sp Trps) was a crucial support unit assigned to I Corps, a major formation of the United States Army. Activated during World War II, the unit provided essential administrative, logistical, and technical support to ensure the effective functioning of the corps headquarters. Throughout the war, Hq I Corp Sp Trps played a significant role in operations in the Pacific Theater, supporting command and control activities during key campaigns. Post-war, the unit continued to serve in various capacities, adapting to the evolving needs of the U.S. Army during subsequent conflicts and periods of reorganization.

**HQ STARC(-), South Dakota Army National Guard (SDARNG) Military History:** Headquarters, State Area Command (Provisional) [HQ STARC(-)] of the South Dakota Army National Guard served as the primary command and control element for all SDARNG units statewide. Established in response to the evolving needs of the National Guard, HQ STARC(-) coordinated mobilizations, training, and administrative functions to ensure unit readiness and operational effectiveness. Throughout its history, HQ STARC(-) supported both state and federal missions, including disaster response within South Dakota and deployments in support of overseas operations. In the early 2000s, the National Guard Bureau reorganized state headquarters structures, transitioning STARC(-) elements into the Joint Force Headquarters (JFHQ) model to further enhance joint operational capabilities.

United States Special Operations Command (USSOCOM), headquartered at MacDill Air Force Base in Tampa, Florida, was established on April 16, 1987, in response to the recognized need for unified command and control of U.S. special operations forces. USSOCOM integrates elite units from the Army, Navy, Air Force, and Marine Corps, synchronizing global operations against terrorist threats, unconventional warfare, and other special missions. Over the decades, it has played vital roles in operations such as Desert Storm, Enduring Freedom, and Inherent Resolve. USSOCOM continues to evolve, focusing on rapid response, innovation, and interagency cooperation to address emerging security challenges worldwide.

HQ Company, 3rd Battalion, 36th Infantry Regiment, 3rd Armored Division (“HQ. CO. 3/36 INF 3RD ARMORED”) has a distinguished history dating back to World War II. As part of the renowned 3rd Armored Division (“Spearhead”), the unit participated in key campaigns across Europe, including the Normandy breakout, the liberation of France, and the advance into Germany. During the Cold War, HQ. CO. 3/36 INF was stationed in West Germany, serving as a frontline deterrent against Soviet aggression and participating in numerous NATO exercises. The unit was inactivated following the end of the Cold War but remains celebrated for its contributions to American and Allied military operations.

The Headquarters, Department of the Army (HQDA) G-3/5/7 is a principal staff directorate responsible for Army operations, plans, and training at the strategic level. Established to synchronize operational planning and resource allocation, G-3/5/7 integrates current operations (G-3), future plans (G-5), and training and readiness (G-7) to ensure the Army’s preparedness for global contingencies. Over the years, the directorate has played a critical role in shaping Army doctrine, force posture, and response strategies in conflicts ranging from the Global War on Terrorism to great power competition. Through coordination with joint and allied partners, HQDA G-3/5/7 continues to drive innovations in readiness and modernization for the United States Army.

The Headquarters, 79th US Army Reserve Command (HQS, 79th ARCOM) was originally constituted in the Organized Reserves in 1942 as the headquarters element for the 79th Infantry Division during World War II, where it saw action in the European Theater. After the war, it was reorganized and redesignated several times, eventually serving as a command and control headquarters for Army Reserve units in the western United States. In subsequent years, elements and lineage of the 79th were also associated with the US Army Recruiting Command (USAREC), supporting nationwide recruiting and mobilization missions. Today, the legacy of the 79th is carried on by the 79th Theater Sustainment Command, continuing a proud tradition of service and support to Army operations both at home and abroad.