U.S. Marine Corps

Marine Medium Helicopter Squadron 163 (HMM-163), known as the "Evil Eyes," was commissioned in 1951 and has a distinguished history within the United States Marine Corps. The squadron gained recognition for its extensive combat service during the Vietnam War, where its helicopters provided assault support, troop transport, and medical evacuation under challenging conditions. HMM-163 continued its legacy with deployments in subsequent conflicts, including Operations Desert Storm and Iraqi Freedom, supporting Marine Air-Ground Task Force operations worldwide. In 2010, the squadron transitioned to the MV-22B Osprey tiltrotor aircraft and was redesignated as VMM-163, continuing its proud tradition of excellence in aviation.

**Marine Barracks NWS Earle** was established in 1943 to provide security for Naval Weapons Station Earle in Colts Neck, New Jersey, a critical facility responsible for the storage and shipment of munitions during World War II. The Marines stationed at the barracks have played a vital role in safeguarding the base's extensive ammunition depots, piers, and rail lines, ensuring the safe and efficient transfer of ordnance to the U.S. Atlantic Fleet. Over the decades, the unit has adapted to changing security requirements, providing anti-terrorism, force protection, and physical security for the installation. Today, Marine Barracks NWS Earle continues its proud tradition of vigilance, supporting both national defense and fleet readiness.

The Marine Corps Air Ground Combat Center (MCAGCC) Base Communications (Base Comm) unit provides vital communication support to the largest United States Marine Corps base, located in Twentynine Palms, California. Established to ensure secure, reliable, and modern information systems, Base Comm has played a crucial role in supporting training exercises, operational commands, and daily base activities since the center's activation in 1952. Over the decades, the unit has adapted to advancements in communications technology, maintaining robust networks and ensuring operational readiness for both peacetime and combat scenarios. Through its dedicated efforts, Base Comm enables command and control, situational awareness, and mission success for all units operating within MCAGCC.

Marine Corps Base (MCB) 121, also known as Naval Mobile Construction Battalion 121 (NMCB 121), was a U.S. Navy Seabee unit established during the height of the Cold War. Commissioned in 1943, NMCB 121 played a crucial role in constructing and maintaining military infrastructure in the Pacific Theater during World War II. The battalion saw extensive service in Vietnam, where it built airfields, roads, and base facilities, often under hostile conditions. After decades of distinguished service supporting both combat and humanitarian missions, MCB 121 was eventually decommissioned as part of the Navy’s post-Cold War realignment.

Marine Wing Support Squadron 273 (MWSS-273), known as the "Sweathogs," was activated in 1986 at Marine Corps Air Station Beaufort, South Carolina. The unit provides aviation ground support to enable the operations of Marine aviation units, including airfield services, fuel, engineering, and logistical support. MWSS-273 has deployed in support of major operations such as Operation Desert Storm, Operation Enduring Freedom in Afghanistan, and Operation Iraqi Freedom, earning multiple unit commendations. The squadron continues to play a vital role in supporting Marine Corps aviation both at home and overseas.

The Basic School (TBS), located in Quantico, Virginia, was established in 1891 as the School of Application to provide newly commissioned Marine Corps officers with essential leadership and warfighting skills. Over the years, TBS has evolved into the cornerstone of Marine officer training, emphasizing small unit tactics, leadership, and the ethos of "every Marine a rifleman." During World War II, TBS expanded rapidly to meet the demands for trained officers, playing a critical role in preparing leaders for combat across the globe. Today, TBS continues its mission of shaping Marine officers, instilling the core values and tactical proficiency required for service in the Fleet Marine Force.

Marine Attack Squadron 542 (VMA-542), known as the "Tigers," was originally activated during World War II in March 1944 as Marine Torpedo Bombing Squadron 542 (VMTB-542). The squadron flew Grumman TBF Avengers in the Pacific, participating in the Battle of Okinawa and other key operations. After deactivation post-war, it was reactivated several times, eventually transitioning to the A-4 Skyhawk and later the AV-8B Harrier II, specializing in close air support. VMA-542 has deployed in support of operations such as Desert Storm, Iraqi Freedom, and Enduring Freedom, maintaining a reputation for operational excellence within Marine Corps Aviation.

The 2nd Battalion, 13th Marine Regiment (2/13) is a United States Marine Corps artillery unit that has historically provided fire support as part of the 5th Marine Division during World War II, notably participating in the Battle of Iwo Jima. In modern eras, elements of 2/13 have been attached to Marine Expeditionary Units (MEUs), including the 13th MEU, deploying in support of operations and exercises worldwide. The unit's mission is to deliver artillery fire and support to maneuver forces, enhancing the combat power of the Marine Air-Ground Task Force. Over the decades, 2/13 has upheld a tradition of readiness, adaptability, and excellence in both combat and peacetime operations.

The 3rd Battalion, 23rd Marines (3/23), also known as "America's Battalion," is a unit in the United States Marine Corps Reserve, and its Weapons Company—often referred to as 3/23rd Weapons—provides heavy firepower and specialized support to the battalion. Activated during World War II, 3/23 participated in key Pacific campaigns, including Roi-Namur, Saipan, Tinian, and Iwo Jima. Weapons Company Marines have historically operated machine guns, mortars, and anti-armor systems, delivering crucial support in both offensive and defensive operations. In recent decades, 3/23rd Weapons has deployed in support of Operations Iraqi Freedom and Enduring Freedom, continuing its legacy of service and adaptability in modern conflicts.

The 4th Marine Division of the United States Marine Corps was activated in August 1943 during World War II. It is renowned for its pivotal role in the Pacific Theater, participating in major amphibious assaults at Roi-Namur, Saipan, Tinian, and Iwo Jima. The division earned a distinguished reputation for its combat effectiveness and bravery, suffering heavy casualties while achieving critical objectives. After World War II, the division was deactivated but later reactivated as a reserve force, continuing its legacy of readiness and excellence in subsequent decades.

**Force Logistics Support Group Alpha (FLSG-A)** was a key logistics unit within the United States Marine Corps, particularly active during the Vietnam War. Established to provide comprehensive combat service support, FLSG-A operated out of Da Nang and later at Red Beach, ensuring the steady flow of supplies, maintenance, transportation, and medical services to Marine forces in I Corps Tactical Zone. The group played a critical role in sustaining major operations, supporting both ground and aviation units under challenging and often hostile conditions. After the drawdown of U.S. forces in Vietnam, FLSG-A was eventually deactivated, but its contributions remain a testament to the importance of logistics in modern military operations.

Headquarters & Headquarters Squadron (H&HS), Marine Air Control Squadron (MACS) at Marine Corps Air Station Cherry Point has played a vital role in Marine Corps aviation command and control. Since its establishment, the unit has provided administrative, logistical, and operational support for MACS elements stationed at Cherry Point, North Carolina. Over the decades, H&HS MACS Cherry Point has supported air defense, surveillance, and air traffic control missions, contributing to both training operations and real-world contingencies. Its Marines and Sailors have exemplified the squadron's commitment to operational excellence and readiness in support of Marine Corps aviation objectives.

**HBHQMC** stands for Headquarters Battalion, Headquarters Marine Corps. This unit serves as the central administrative and operational support battalion for Headquarters, United States Marine Corps, located in Washington, D.C. Established to coordinate the activities and provide essential services for the senior leadership and staff of the Marine Corps, HBHQMC traces its lineage to the early 20th century, evolving to meet the changing needs of the Corps. Over the decades, the battalion has played a vital role in supporting Marine Corps operations, ceremonial functions, and crisis response efforts in the National Capital Region. Its Marines and Sailors uphold a tradition of professionalism and readiness, ensuring the seamless functioning of the Marine Corps’ highest command echelon.

Marine Light Attack Helicopter Squadron 369 (HMA-369), originally commissioned as "Scarface" in 1972, is a distinguished United States Marine Corps aviation unit. The squadron first saw combat in the Vietnam War, providing close air support, armed escort, and reconnaissance with AH-1 Cobra helicopters. Over the decades, HMA-369 has participated in numerous operations, including Desert Storm, Iraqi Freedom, and Enduring Freedom, continually adapting to new aircraft and missions. Renowned for their effectiveness and tenacity, the squadron upholds a proud legacy within Marine Corps aviation history.

Marine Medium Helicopter Squadron 161 (HMM-161), known as the "Greyhawks," was activated on January 15, 1951, at Marine Corps Air Station El Toro, California. As the first helicopter transport squadron in the Marine Corps, HMM-161 pioneered vertical envelopment tactics during the Korean War, including the first combat helicopter assault at the Battle of the Punchbowl. The squadron later participated in operations during the Vietnam War, the Gulf War, and the Global War on Terror, providing assault support and humanitarian assistance worldwide. HMM-161 was redesignated as VMM-161 in 2009, transitioning to the MV-22 Osprey and continuing its legacy of excellence in aviation support.

**Marine Corps Depot** is a term most commonly associated with the United States Marine Corps’ recruit training and supply installations. The first and most renowned depot is Marine Corps Recruit Depot Parris Island, established in 1915, which has trained generations of Marines for service in every major conflict since World War I. Another significant site, Marine Corps Recruit Depot San Diego, was established in 1921 and has played a crucial role in training Marines, particularly those from west of the Mississippi River. Over the decades, Marine Corps Depots have not only served as hubs for recruit training but also as essential logistical centers, supporting Marine operations worldwide by managing equipment, supplies, and personnel. Their enduring legacy is the transformation of civilians into United States Marines and the steadfast logistical support they provide to the Corps.

The Marine Corps Finance Center (MCFC) was established in 1950 in Kansas City, Missouri, to centralize and streamline financial operations for the United States Marine Corps. Its primary mission was to manage military pay, travel allowances, and other financial matters for Marines worldwide, ensuring accurate and timely disbursement of funds. The MCFC played a crucial role in modernizing accounting and payroll systems, especially during periods of expansion such as the Korean and Vietnam Wars. In 1995, the Finance Center's functions were consolidated into the Defense Finance and Accounting Service (DFAS), marking the end of the MCFC as a distinct entity but leaving a legacy of fiscal stewardship within the Marine Corps.

MCB-128, known as Mobile Construction Battalion 128, was a unit of the United States Navy Seabees. Commissioned during the Vietnam War era, MCB-128 was primarily responsible for construction and engineering projects in support of U.S. military operations overseas. The battalion built airfields, roads, bridges, camps, and other critical infrastructure under often challenging and hazardous conditions. MCB-128 earned recognition for its adaptability and dedication, contributing significantly to the Navy’s mission before its eventual decommissioning as part of Seabee force reductions.

Marine Corps Systems Command (MCSC) Albany, Georgia, serves as a key logistics and acquisition hub for the United States Marine Corps. Established to support the Marine Corps Logistics Base Albany, the unit is responsible for the procurement, fielding, and sustainment of ground weapon systems and equipment. Over the years, MCSC Albany has played a crucial role in ensuring that Marines are equipped with cutting-edge technology and reliable materiel for missions worldwide. The unit's efforts contribute significantly to maintaining the operational readiness and effectiveness of the Marine Corps.

Marine Wing Support Squadron 271 (MWSS-271), known as the "Workhorses," is a United States Marine Corps aviation ground support unit based at Marine Corps Air Station Cherry Point, North Carolina. Activated on April 2, 1986, MWSS-271 provides essential aviation combat service support, including airfield operations, engineering, and refueling, to enable Marine aviation missions. The squadron has supported numerous operations, including Desert Storm, Enduring Freedom, and Iraqi Freedom, deploying personnel and equipment to forward-deployed locations worldwide. Throughout its history, MWSS-271 has earned a reputation for adaptability and excellence in supporting both combat and humanitarian missions.

Marine Aerial Refueler Transport Squadron 152 (VMGR-152), known as the “Sumos,” was originally established in 1942 as Marine Utility Squadron 252 during World War II. Re-designated as VMGR-152 in 1962, the squadron transitioned to providing aerial refueling and transport capabilities, notably supporting operations throughout the Pacific theater. Stationed at Marine Corps Air Station Iwakuni, Japan, VMGR-152 has played a vital role in numerous humanitarian missions, training exercises, and contingency operations across the Asia-Pacific region. The unit operates the KC-130J Hercules, continuing its legacy of providing critical logistical support to Marine Corps and joint forces.

The 1st Explosive Ordnance Unit was established in 1942 in response to the growing threat of unexploded ordnance during World War II. Originally tasked with bomb disposal in war-torn Europe, the unit quickly earned a reputation for bravery and technical expertise. Over the decades, it adapted to new threats, including improvised explosive devices during conflicts in Asia and the Middle East. Today, the 1st Explosive Ordnance Unit continues to serve as a premier bomb disposal team, providing critical support to both domestic and international operations.

**Force Logistics Support Group Bravo (FLSG-B)** was a key logistics unit within the United States Marine Corps, most notably active during the Vietnam War. Established to provide comprehensive supply, maintenance, and transportation support, FLSG-B was initially stationed at Red Beach, Da Nang. The unit played a vital role in sustaining Marine combat operations in I Corps Tactical Zone, ensuring the continuous flow of ammunition, fuel, rations, and equipment. FLSG-B’s efficient logistical operations were instrumental in supporting both ground and air units, contributing significantly to the overall effectiveness of Marine Corps missions in Vietnam.

Marine Light Attack Helicopter Squadron 267 (HMLA-267), known as the "Stingers," was activated on October 15, 1982, at Marine Corps Air Station Camp Pendleton, California. Initially equipped with AH-1J SeaCobras, the squadron transitioned to the AH-1W SuperCobra and later incorporated UH-1Y Venom helicopters. HMLA-267 has participated in multiple deployments, including Operations Desert Storm, Iraqi Freedom, and Enduring Freedom, providing close air support and assault support missions. The unit continues to serve as a vital component of the 3rd Marine Aircraft Wing, supporting Marine Air-Ground Task Forces worldwide.