About this Unit
Headquarters Company, Headquarters Battalion, 1st Marine Division, has played a pivotal role in coordinating and supporting the operations of the storied 1st Marine Division since its activation in February 1941. The company has provided essential command, control, and administrative support during major conflicts, including World War II, the Korean War, Vietnam War, and the Global War on Terrorism. Throughout its history, Headquarters Company has enabled the division's combat effectiveness by managing communications, logistics, intelligence, and personnel functions. Its Marines and Sailors have consistently exemplified the division’s motto, "No better friend, no worse enemy," while supporting missions around the globe.
Historical Facts
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Historic Origins: Headquarters Company, Headquarters Battalion, 1st Marine Division traces its roots to the activation of the 1st Marine Division on 1 February 1941 at Guantanamo Bay, Cuba, making it part of one of the oldest and most storied Marine units.
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Guadalcanal Campaign: HQ Co personnel played a pivotal role in command and control during the Guadalcanal Campaign (August 1942 – February 1943), the first major Allied offensive against Japan in World War II.
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“The Old Breed” Nickname: The 1st Marine Division is famously known as "The Old Breed." HQ Co shares in this legacy, supporting division operations through every major conflict since WWII.
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Korean War Heroics: During the Chosin Reservoir campaign (1950), HQ Co Marines provided crucial support under extreme conditions, helping coordinate the legendary breakout against overwhelming Chinese forces.
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Presidential Unit Citations: The unit has contributed to the Division’s earning of multiple Presidential Unit Citations for extraordinary heroism, including at Guadalcanal, Peleliu, and Okinawa.
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Vietnam Service: HQ Co supported operations throughout Vietnam from 1965 to 1971, including during the pivotal Battle of Hue City in 1968.
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Desert Storm to Iraq: HQ Co was deployed during Operation Desert Storm (1990-1991) and participated in the 2003 Iraq invasion, providing vital command, control, and communications capabilities.
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Humanitarian Missions: Beyond combat, HQ Co Marines have supported disaster relief and humanitarian operations, such as Operation Unified Assistance following the 2004 Indian Ocean tsunami.
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Tradition of “Blue Diamond”: The division’s iconic blue diamond patch is worn by HQ Co Marines, symbolizing unity and pride across generations.
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Modern Technology Integration: Today, HQ Co leads the way in integrating new technologies for command and control, including advanced communications and cyber capabilities, ensuring the 1st Marine Division remains “Ready to Fight Tonight.”