USMC
378,934 members•1,273 units
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6th Marine Division
U.S. Marine Corps
The 6th Marine Division was activated in September 1944 during World War II, drawing its core from experienced regiments of the Marine Corps. It is most famous for its pivotal role in the Battle of Okinawa, one of the largest amphibious assaults in the Pacific Theater, where the division fought fiercely from April to June 1945. The division earned a Presidential Unit Citation for its actions on Okinawa and later participated in the occupation of northern China. The 6th Marine Division was deactivated in March 1946, having served with distinction in its brief but intense existence.
Anti Submarine Defense Force Atlantic
U.S. Marine Corps
The Anti Submarine Defense Force Atlantic was established during World War II in response to the growing threat of German U-boats in the Atlantic Ocean. Its primary mission was to protect Allied convoys by detecting, tracking, and neutralizing enemy submarines using a combination of surface ships, aircraft, and sonar technology. The unit played a crucial role in the Battle of the Atlantic, significantly reducing shipping losses and ensuring the steady flow of troops and supplies to Europe. After the war, the force continued to evolve, adapting to new submarine threats during the Cold War and remaining a key component of maritime security in the Atlantic region.
1:2nd Marines Hawaii
U.S. Marine Corps
The 1st Battalion, 2nd Marines (1/2), originally activated in 1941, is a distinguished infantry battalion of the United States Marine Corps, historically part of the 2nd Marine Regiment, 2nd Marine Division. While its traditional home has been Camp Lejeune, North Carolina, elements of 1/2 have periodically deployed or trained in Hawaii, particularly at Marine Corps Base Hawaii, for advanced amphibious and jungle warfare exercises in the Pacific theater. The battalion has seen combat in major conflicts, including World War II, the Korean War, Operation Desert Storm, and the Global War on Terrorism, earning a reputation for valor and effectiveness. 1/2 Marines continue to serve as a rapid-response force, ready to deploy worldwide in support of U.S. interests.
1st Battalion, 9th Marines B Co
U.S. Marine Corps
**1st Battalion, 9th Marines, Bravo Company**—known as “B Co, 1/9”—has a distinguished and storied history within the United States Marine Corps. Activated in 1942, the battalion saw heavy combat in the Pacific during World War II, including the battles of Bougainville, Guam, and Iwo Jima. Bravo Company continued its legacy during the Vietnam War, where 1/9 earned the nickname "The Walking Dead" due to sustaining some of the highest casualty rates of any Marine unit. In subsequent decades, Bravo Company participated in operations such as Desert Storm, Iraqi Freedom, and Enduring Freedom, exemplifying courage and commitment in every era.
3:10th Marines
U.S. Marine Corps
The 3rd Battalion, 10th Marines (3/10) is an artillery battalion of the United States Marine Corps, originally activated during World War II in 1941. The battalion participated in significant Pacific campaigns, including the battles of Guadalcanal, Tarawa, Saipan, Tinian, and Okinawa, providing crucial fire support to Marine infantry units. After World War II, 3/10 was deactivated but reactivated during the Cold War, serving in various capacities, including deployments to Lebanon in 1958 and the Caribbean during the Cuban Missile Crisis. In more recent history, 3/10 contributed forces to operations in the Middle East, including Operation Iraqi Freedom, before its deactivation in 2013 as part of Marine Corps force restructuring.
MAG 11
U.S. Marine Corps
Marine Aircraft Group 11 (MAG-11) is a distinguished aviation unit of the United States Marine Corps, first commissioned on August 1, 1941. During World War II, MAG-11 played a critical role in the Pacific Theater, supporting major campaigns such as Guadalcanal, New Britain, and the Philippines. In the Korean and Vietnam Wars, the group provided vital air support, earning numerous unit commendations for its combat effectiveness. Today, MAG-11 is based at Marine Corps Air Station Miramar, California, and continues to deliver combat-ready aviation capabilities in support of Marine Air-Ground Task Force operations worldwide.
MARINE BARRACKS HAWAII
U.S. Marine Corps
Marine Barracks Hawaii traces its origins to 1914, when it was established to provide security and support for the growing U.S. naval presence at Pearl Harbor. Throughout World War II, Marines from the barracks played a critical role in defending Oahu and supporting operations across the Pacific theater. Over the decades, the unit has evolved to serve as a key base for the U.S. Marine Corps in the Pacific, supporting training, force deployment, and regional security initiatives. Today, Marine Barracks Hawaii continues its legacy of readiness and service, upholding its strategic importance in the Indo-Pacific region.
MCB-3
U.S. Marine Corps
Naval Mobile Construction Battalion THREE (MCB-3), known as the "Better Than Best," is a distinguished unit of the United States Navy Seabees. Commissioned in 1942, MCB-3 played a vital role in World War II, constructing airfields, bases, and infrastructure across the Pacific theater, including Guadalcanal and Okinawa. The battalion continued its service in subsequent conflicts, notably supporting operations during the Korean and Vietnam Wars by building critical facilities under combat conditions. In peacetime and during humanitarian missions, MCB-3 has provided engineering support and disaster relief worldwide, exemplifying the Seabees’ motto, "We Build, We Fight."
3:11th Marines
U.S. Marine Corps
The 3rd Battalion, 11th Marines (3/11) is an artillery battalion of the United States Marine Corps, established in May 1942 during World War II. The unit saw significant combat in the Pacific Theater, including the battles of Guadalcanal, Peleliu, and Okinawa. Reactivated for the Korean and Vietnam Wars, 3/11 provided crucial fire support in key engagements. In recent decades, the battalion has participated in Operations Desert Storm, Iraqi Freedom, and Enduring Freedom, continuing its legacy of artillery excellence within the 1st Marine Division.
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)