USS Tripoli ARG With 31st MEU (~2,200 Marines) Heading to Middle East from Japan

The USS Tripoli Amphibious Ready Group — comprising the America-class assault ship USS Tripoli, USS New Orleans, USS San Diego, and the 31st Marine Expeditionary Unit (~2,200 Marines) — was tracked near Singapore on March 17 heading toward the Middle East. This represents a significant additional amphibious capability being deployed to support CENTCOM operations. The ARG's exact mission has not been publicly announced, but analysts note it could be used for mine countermeasures in the Strait of Hormuz, possible landing operations, or to reinforce US ground presence at Gulf bases. This is in addition to the ~50,000 US troops already in the CENTCOM theater.