1st Marine Division
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3rd Battalion, 1st Marines
The mission of the Marine Infantry Battalion is to locate, close with, and destroy the enemy by fire and maneuver, or to repel his assault by fire and close combat.

3rd Battalion 1st Marine Regiment Leaders

Lieutenant Colonel John (Jack) Roma
Commanding Officer, 3rd Battalion, 1st Marine Regiment

Lieutenant Colonel Roma was commissioned a Second Lieutenant on May 18, 2000 after graduating from

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Sergeant Major Jose L. Marquez
Sergeant Major, 3rd Battalion, 1st Marine Regiment

Sergeant Major (SgtMaj) Jose Marquez enlisted in the Marine Corps on April 28, 1997, from the

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