About this Unit
The 9th Marines, officially known as the 9th Marine Regiment, was activated in 1917 and has played a significant role in several major conflicts involving the United States Marine Corps. During World War II, the regiment was part of the 3rd Marine Division and participated in key battles in the Pacific, including Bougainville, Guam, and Iwo Jima. The 9th Marines also saw extensive combat during the Vietnam War, conducting operations in the northern provinces and along the DMZ. The regiment was deactivated in 1994, but its legacy endures as a symbol of Marine Corps valor and effectiveness in combat.
Historical Facts
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Origins in World War I: The 9th Marine Regiment was first activated in November 1917 at Quantico, Virginia, as part of the American Expeditionary Force during World War I, but was disbanded in 1919 after the war ended.
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Reactivated for World War II: The unit was reactivated in 1942 and became a key component of the 3rd Marine Division, participating in major Pacific campaigns.
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Battle of Bougainville: During November 1943, the 9th Marines led the assault on Bougainville, overcoming fierce Japanese resistance and establishing a critical beachhead.
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Guam and Iwo Jima: The regiment played vital roles in the liberation of Guam (1944) and the iconic Battle of Iwo Jima (1945), suffering heavy casualties but achieving mission objectives.
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Deactivation and Reactivation: The 9th Marines have been deactivated and reactivated multiple times, reflecting changing military needs—most notably after World War II, then again for the Vietnam War.
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Vietnam War Service: The 9th Marines were among the first Marine units deployed to Vietnam in 1965, conducting major operations in Quảng Trị, Khe Sanh, and along the DMZ.
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Khe Sanh Defense: Elements of the 9th Marines played a crucial role in the defense of Khe Sanh Combat Base during the famous 1968 siege by North Vietnamese Army forces.
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Nickname "Striking Ninth": The regiment is known as the "Striking Ninth" for its reputation for aggressive combat action and operational effectiveness.
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Notable Medal of Honor Recipients: Two Marines from the regiment, PFC Frank Witek (WWII) and PFC Richard K. Sorenson (WWII), received the Medal of Honor for extraordinary bravery.
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Modern Legacy: Although the regiment was deactivated again in 2014, its legacy continues through reunions, historical commemorations, and the proud traditions carried on by its veterans.
