I Marine Expeditionary Force


I Marine Expeditionary Force

In Every Clime and Place

I Marine Expeditionary Force: COVID-19



I MEF provides the Marine Corps a globally responsive, expeditionary, and fully scalable Marine Air Ground Task Force (MAGTF), capable of generating, deploying, and employing ready forces and formations for crisis response, forward presence, major combat operations, and campaigns.


I MEF Videos
1st Marine Division Change of Command
U.S. Marine Corps Maj. Gen. Roger B. Turner, Jr., right, the oncoming commanding general for 1st Marine Division (1st MARDIV), and Maj. Gen. Robert F. Castellvi, left, the outgoing commanding general for 1st MARDIV, stand at attention during a change of command ceremony held at Marine Corps Base Camp Pendleton, California, Sept. 22, 2020. The ceremony represented the transfer of responsibility, authority and accountability from Maj. Gen. Castellvi to Maj. Gen. Turner, Jr. (U.S. Marine Corps video by Sgt. Connor Hancock and Lance Cpl. Frank B. Webb)
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I MEF News
I MEF Information Group Change of Command By Lance Cpl. Haley McMenamin | July 31, 2019
Whatcha gonna do when they come for you? By Cpl. Rachel Mendieta | July 1, 2019
Master Gunnery Sgt. Acevedo Award presented to Motor Transport Operation Chief of the Year By Sgt. Asia J. Sorenson | June 10, 2019
His legacy is people: Marine retires after 30 faithful years of service By Sgt. Logan Block | January 29, 2019
Groundbreaking Marine Unit Returns Home By Courtesy Asset | December 21, 2018