About this Unit
The 2nd Battalion, 3rd Marines (2/3), known as the "Island Warriors," was activated on May 1, 1942, at Camp Elliott, California. The unit distinguished itself in World War II, participating in major campaigns such as Bougainville, Guam, and Iwo Jima. Throughout its history, 2/3 deployed to numerous conflicts and humanitarian missions, including the Vietnam War, the Gulf War, and the Global War on Terrorism, with operations in Iraq and Afghanistan. The battalion was deactivated on January 21, 2022, at Marine Corps Base Hawaii, as part of the Marine Corps’ Force Design 2030 restructuring efforts.
Historical Facts
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Formation and Early History: The 2nd Battalion, 3rd Marines (2/3), known as "Island Warriors," was first activated on May 1, 1942, at New River, North Carolina, during World War II.
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World War II Campaigns: 2/3 participated in the Pacific Theater, including key battles at Bougainville, Guam, and Iwo Jima, earning honors for their bravery and effectiveness.
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Deactivation and Reactivation: The battalion was deactivated in January 1946 but was reactivated in 1951 due to the Korean War, reflecting its enduring importance.
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Vietnam War Service: 2/3 served multiple tours in Vietnam from 1965 to 1969, participating in major operations like Operation Starlite and Operation Hastings.
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“Island Warriors” Nickname: The nickname reflects their strong association with Pacific island campaigns and their home base in Hawaii.
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Humanitarian Missions: 2/3 played a key role in humanitarian efforts, such as Operation Sea Angel in Bangladesh (1991) and Operation Restore Hope in Somalia (1992-93).
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Global War on Terror: Post-9/11, 2/3 deployed to Afghanistan and Iraq, conducting combat operations in Al Anbar province and Helmand province.
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Historic Leadership: Medal of Honor recipient Colonel Justice M. Chambers, who led 3rd Marines at Iwo Jima, was a notable leader connected to the regiment’s legacy.
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Recent Deployments: In the 21st century, 2/3 continued Pacific deployments, including the Unit Deployment Program in Okinawa, and participated in joint exercises with allied nations.
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Deactivation in 2022: As part of the Marine Corps Force Design 2030 initiative, 2/3 was deactivated on January 21, 2022, after 80 years of distinguished service.
