USMC
379,053 members•1,273 units
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Over 3,064,780 active members
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USMC 4th Marines
U.S. Marine Corps
The 4th Marine Regiment, known as the "China Marines," was originally formed in 1914 and quickly earned distinction during its early deployments in China, where it provided security to American interests amidst regional unrest. In World War II, the regiment famously defended Corregidor in the Philippines, ultimately suffering capture and enduring imprisonment as prisoners of war. After being reconstituted in 1944, the 4th Marines participated in the pivotal Battle of Okinawa, contributing to the final Allied push in the Pacific. Today, the 4th Marines are part of the 3rd Marine Division, remaining forward-deployed in the Indo-Pacific region and upholding a legacy of resilience and honor.
VMO-1
U.S. Marine Corps
Marine Observation Squadron 1 (VMO-1) was activated in July 1943 during World War II, providing aerial observation and artillery spotting for Marine ground forces in the Pacific Theater. The squadron flew a variety of aircraft, including the OY-1 Sentinel, supporting campaigns such as Saipan, Tinian, and Okinawa. After the war, VMO-1 was based at Marine Corps Air Station New River, North Carolina, transitioning to helicopters and later the OV-10 Bronco for reconnaissance and light attack missions. The unit served with distinction through the Cold War and participated in operations such as Desert Storm before being deactivated in 1993.
11th MEU
U.S. Marine Corps
The **11th Marine Expeditionary Unit (11th MEU)**, activated in 1979, is a forward-deployed, rapid-response force of the United States Marine Corps based at Camp Pendleton, California. As part of the I Marine Expeditionary Force, the 11th MEU is designed to deploy quickly by sea, air, or land to conduct a range of missions, including amphibious assaults, humanitarian assistance, and crisis response operations. Over the decades, the 11th MEU has participated in major operations such as Operation Desert Storm, Operation Enduring Freedom, and Operation Iraqi Freedom, providing vital support in combat and peacekeeping roles. The unit continues to serve as a key element of America’s global force-in-readiness, routinely deploying to the Western Pacific and the Middle East.
1st mardiv svce co hqbm
U.S. Marine Corps
The 1st Marine Division Service Company, Headquarters Battalion (1st MarDiv Svce Co HQBn), is a support unit within the storied 1st Marine Division of the United States Marine Corps. Formed during World War II, the Service Company has provided vital logistical, administrative, and supply support to division operations across major conflicts, including the Pacific campaigns, Korea, Vietnam, and the Middle East. Members of Service Company ensure the Headquarters Battalion and division command staff remain operational by handling transportation, maintenance, and essential services. Their behind-the-scenes efforts have been critical to the division’s success in both combat and peacetime operations.
2nd Battalion 26th Marines
U.S. Marine Corps
The 2nd Battalion, 26th Marines (2/26) was an infantry battalion of the United States Marine Corps, first activated during World War II in 1944. The battalion saw intense combat in the Battle of Iwo Jima, contributing significantly to the capture of the island. Reactivated for the Vietnam War, 2/26 participated in numerous major operations, including the defense of Khe Sanh during the 1968 siege. The battalion was deactivated in 1970 following its return from Vietnam, having earned a distinguished combat record.
3rd Marine Brigade, Kaneohe Bay Hawaii
U.S. Marine Corps
The 3rd Marine Brigade was an expeditionary unit of the United States Marine Corps, activated at various times throughout the 20th century. During World War II, the brigade was briefly based at Kaneohe Bay, Hawaii, serving as a rapid reaction force for the defense of the Hawaiian Islands and as a staging element for operations in the Pacific Theater. Its presence at Kaneohe Bay contributed to the overall readiness and security of U.S. forces in the central Pacific following the attack on Pearl Harbor. The brigade was later reorganized and its personnel reassigned as the Marine Corps focused on offensive operations across the Pacific.
5:14th Marines
U.S. Marine Corps
The 5th Battalion, 14th Marine Regiment (5/14th Marines) is a reserve artillery battalion of the United States Marine Corps. Activated during World War II, the battalion participated in the Pacific campaign, notably in the Battle of Okinawa, providing crucial fire support for ground forces. After being deactivated post-war, 5/14th Marines was reactivated as part of the Marine Corps Reserve, with its headquarters located in Seal Beach, California. In recent years, the battalion has supported operations in Iraq and Afghanistan, exemplifying its ongoing commitment to providing artillery support to Marine Air-Ground Task Forces.
H&MS-16
U.S. Marine Corps
Headquarters and Maintenance Squadron 16 (H&MS-16) was a United States Marine Corps aviation support unit established to provide logistics, maintenance, and administrative support to Marine Aircraft Group 16 (MAG-16). Activated during the Vietnam War, H&MS-16 played a crucial role at bases such as Marble Mountain Air Facility, supporting helicopter squadrons by ensuring aircraft readiness through maintenance and supply operations. The squadron’s efforts contributed significantly to the operational effectiveness of helicopter missions, including troop transport, medical evacuation, and logistical resupply. After the Vietnam War, H&MS-16 continued to support Marine aviation until it was eventually redesignated as part of the Marine Aviation Logistics Squadron (MALS) reorganization.
HMM-264
U.S. Marine Corps
Marine Medium Helicopter Squadron 264 (HMM-264), also known as the "Black Knights," was activated on June 30, 1959. The squadron initially operated the Sikorsky H-34 helicopter before transitioning to the CH-46 Sea Knight, which became its primary aircraft for decades. HMM-264 participated in numerous major operations, including deployments to Lebanon, Operation Desert Storm, and humanitarian missions in Africa and the Caribbean. The unit was deactivated in May 2015 as part of the Marine Corps' transition to the MV-22 Osprey and the restructuring of aviation assets.
U.S. Marine Corps Descendant (2026 - Present)
U.S. Marine Corps Spouse (2026 - Present)
U.S. Marine Corps Military Retiree (2026 - Present)
U.S. Marine Corps Other (2025 - Present)