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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

III MEF | Humanitarian Relief

A U.S. Marine and a Philippine Air Force service member stage equipment in preparation to transport USAID family food packs at Villamor Air Base.

02

CLB-12 | Redesignation

The ceremony marks the redesignation of CLB-12 to 12th Littoral Logistics Battalion on Oct. 3, 2024, Camp Hansen, Okinawa Japan.

03

3d MLR | Air Insert

U.S. Marines with 3d Marine Littoral Regiment, conduct an air insert onto Marine Corps Training Area Bellows, Hawaii, Sept. 24, 2024.

04

III MEF | Enforcing Measures

Courtesy Patrols and vehicle checkpoints underscore the Marine Corps’ dedication to upholding the highest standards of conduct during liberty.

05

31st MEU | Aerial Live-Fire

U.S. Marine Corps Cpl. Scott Detar shoots a GAU-17 mini gun during an amphibious task force live-fire exercise in the Philippine Sea.

06

Fuji Viper | Aerial Escort

U.S. Marine Corps CH-53E Super Stallion helicopters fly in formation prior to Fuji Viper off the coast of Okinawa, Japan, Sept. 12, 2024.

07

31st MEU | Pass & Review

U.S. Marines and Sailors stand at attention during a pass and review ceremony, part of Super Garuda Shield 2024, in the Java Sea, Sept. 5, 2024

08

SY 24 | Amphibious Assault

U.S. Marines egress an Amphibious Combat Vehicle to secure the beach at Hwajin-ri, South Korea, during a simulated raid on Sept. 2, 2024.

09

SY 24 | Ship to Shore Exercise

Battalion Landing Team 1/5, enter the water during a shore to ship movement during exercise Ssang Yong 24.

 

Featured News

3rd LCT conducts live-fire mortar training
3d Marine Division
Oct. 9, 2024 | 0:25
3rd LCT conducts live-fire mortar training
3d Marine Division
Oct. 9, 2024 | 0:25
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3rd LCT conducts live-fire mortar training
CBRN Marines rehearse aircraft decontamination procedures during Kaioke Response
20 for the Corps: 5th ANGLICO Rededication Ceremony
20 for the Corps: 5th ANGLICO Rededication Ceremony
Outlaw Wrath 24
MWSS-171 engineers fire machine guns during Outlaw Wrath 24
5th ANGLICO | 20th Anniversary of 5th ANGLICO
U.S. Marines load up for training exercise
31st MEU | Ready, Partnered, Lethal
3D MARDIV Squad Competition
MACG-18 conducts MISTEX
Capt. Patrick Robichaux Interview
Humanitarian Aid and Disaster Relief Osprey Showcase
12th MLR Shooting Competition Reel
A New Battlefield: III Marine Expeditionary Force Information Group
 
III Marine Expeditionary Force