3rd Marine Division
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The Fighting Third

MISSION

3d Marine Division operates as a Stand-In Force in the first island chain to secure, seize, or defend key maritime terrain in order to deny and disrupt adversary actions in support of the Fleet, the Joint Force, and partnered and allied forces.

01

Guam 78th Liberation: Liberation Day Parade

U.S. service members march with the colors to prepare for the National Anthem during the 78th Liberation Day Parade in Hagåtña, Guam, July 21, 2022....

02

V33 Fire Team Attacks

U.S. Marine Corps Cpl. Edgar Arreguinolmos, a rifleman with 3d Battalion, 3d Marines, prepares to launch an M69 practice grenade while conducting...

03

V33 Close Air Support

U.S. Navy Hospital Corpsman Mitchell Pitney (left) and Marine Corps 1st Lt. Cole Patton, an infantry officer with 3d Battalion, 3d Marines, prepare...

04

3d Battalion, 2d Marines, conducts Tactical Small Unit Leader Course on Camp Schwab

U.S. Marine Corps Cpl. John Cinnante, a machine gunner with 3d Battalion, 2d Marines, fires an M240B medium machine gun from a Utility Task Vehicle...

Caltrap News

3d Marine Division Leaders

Major General Jay M. Bargeron
Commanding General

Major General Jay M. Bargeron enlisted in the Navy in 1984 and was commissioned as a second

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Brigadier General Michael A. Brooks Jr.
Assistant Division Commander

Brigadier General Brooks currently serves as the Assistant Division Commander, 3d Marine Division in

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Sergeant Major Michael D. Martinet
Sergeant Major of 3d Marine Division

Sergeant Major Martinet is a native of Pueblo, Colorado.  He enlisted in the United States Marine

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Command Master Chief Donald O. Leppert
Command Master Chief

Master Chief Leppert, a native of Binghamton, New York, grew up in Newport, North Carolina, enlisted

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