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Marines


III MARINE EXPEDITIONARY FORCE

III MEF Logo
FORWARD. FAITHFUL. FOCUSED.
Okinawa, Japan

Who we are

III MEF is the nucleus of a joint and coalition Stand-In Force within the First Island Chain. In competition, III MEF assures and expands access for the joint force across the Indo-Pacific. In crisis, it provides in-place response forces to secure allies and partners while deterring adversary aggression. In conflict, III MEF fights from advanced naval bases as part of a naval expeditionary force and enables Joint Force objectives in the Indo-Pacific.


 

01

Shinka 24| Patrol Planning

U.S. Marines plan a patrol route during exercise Shinka 24 on Combined Arms Training Center Camp Fuji, Japan, Oct. 30, 2024.

02

3D LLB | Hoist Training

3d Littoral Logistics Battalion conduct a hoist training exercise at Marine Corps Training Area Bellows, Marine Corps Base Hawaii, Oct. 28, 2024.

03

KS 25 | Expeditionary Flight

A U.S. Marine Corps KC-130J Super Hercules aircraft takes off from Tinian, Northern Mariana Islands, during exercise Keen Sword 25, Oct. 29, 2024.

04

KS 25 | Airfield Damage Repair

U.S. service members and Japan Maritime Self-Defense Force members work together during bilateral airfield damage repair training.

05

KS 25 | HIMARS Live-Fire

U.S. Marines and Japan Ground Self-Defense Force members utilize M142 HIMARS to execute fire missions during exercise Keen Sword 25.

06

KS 25 | HIMARS offload

U.S. Marines with 12th Marine Littoral Regiment, provide visual oversight of an M142 HIMARS movement in preparation for Keen Sword 25.

07

3d LCT | Squad Attacks

U.S. Marines with 3d Littoral Combat Team conduct a squad attack range on Marine Corps Base Hawaii, Oct. 15, 2024.

 

Featured News

Keen Sword 25 Reel
3d Marine Division
Nov. 5, 2024 | 0:28
Keen Sword 25 Reel
3d Marine Division
Nov. 5, 2024 | 0:28
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Keen Sword 25 Reel
KS 25 | Marines practice expeditionary capabilities across Japan
U.S. Marines, U.S. Air Force, Republic of Korea Air Force participate in Freedom Flag 24-1
3d Marine Division Veterans Day Shoutouts
3rd LCT conducts live-fire mortar training
3d LCT conducts squad competition
CBRN Marines rehearse aircraft decontamination procedures during Kaioke Response
20 for the Corps: 5th ANGLICO Rededication Ceremony
Outlaw Wrath 24
20 for the Corps: 5th ANGLICO Rededication Ceremony
MWSS-171 engineers fire machine guns during Outlaw Wrath 24
5th ANGLICO | 20th Anniversary of 5th ANGLICO
HMLA-367 flies during Fuji Viper 24
31st MEU | Ready, Partnered, Lethal
U.S. Marines load up for training exercise
 
III Marine Expeditionary Force