About this Unit
GULF BATTERY, 3rd Battalion, 12th Marines (3/12), is an artillery unit of the United States Marine Corps with a distinguished record of service. Activated during World War II, 3/12 supported major campaigns in the Pacific, including operations on Iwo Jima and Okinawa. In the years since, the battalion and its batteries, such as GULF BATTERY, have provided critical fire support in conflicts ranging from the Vietnam War to operations in Iraq and Afghanistan. Today, GULF BATTERY 3/12 remains an integral part of the 3rd Marine Division, ready to deliver accurate and timely artillery fire in support of Marine Air-Ground Task Force operations throughout the Indo-Pacific region.
Historical Facts
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Gulf Battery 3/12’s Full Designation: Gulf Battery is formally known as Battery G, 3rd Battalion, 12th Marine Regiment, part of the 3rd Marine Division, United States Marine Corps.
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Artillery Role: The unit specializes in providing direct and indirect artillery fire support, typically using the M777A2 155mm howitzer or previously, the M198 howitzer.
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Okinawa Stationing: Gulf Battery 3/12 is based at Camp Hansen, Okinawa, Japan, placing it at the front line of U.S. military presence in the Pacific.
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Heritage of the 3rd Battalion, 12th Marines: The parent battalion, 3/12, was activated in 1942 and has served in World War II, the Vietnam War, and in numerous modern deployments.
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Unit Motto: The 12th Marine Regiment’s motto is “Honorable Service, Faithful Performance,” reflecting the battalion’s commitment and legacy.
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Operation Tomodachi: In 2011, 3/12, including Gulf Battery, supported humanitarian relief efforts in Japan after the devastating earthquake and tsunami, demonstrating the unit’s non-combat versatility.
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Rotational Deployments: Gulf Battery frequently participates in rotational deployments across the Pacific, including exercises with allied nations such as Australia, South Korea, and the Philippines.
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“Split Battery” Operations: 3/12, including Gulf Battery, is known for operating as a split battery—its subordinate batteries are often dispersed throughout the Pacific to maximize coverage and flexibility.
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Live-Fire Training: The unit regularly participates in live-fire exercises like Artillery Relocation Training Program (ARTP), honing their combat readiness amid the unique terrain of Okinawa.
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Community Engagement: Gulf Battery is involved in local Okinawan community events and goodwill activities, fostering positive relations between U.S. Marines and the Japanese populace.