US Deploys 2,200 Marines on Three Warships Toward the Middle East Over Iran Attacks

The Pentagon has authorized a significant military reinforcement in the Middle East by deploying a Marine Expeditionary Unit and amphibious warships in response to escalating tensions with Iran.

“Pentagon moving more marines, warships to Middle East: Report Japan-based USS Tripoli and its attached Marines are now headed for Middle East, Wall Street Journal reports, citing 3 US officials WASHINGTON The Pentagon is weighing sending additional warships to the Middle East as Iran steps up its attacks in the Strait of Hormuz, the Wall Street Journal reported Friday”

Anadolu Agency

U.S. Defense Secretary Pete Hegseth approved a request from U.S. Central Command to send elements of an amphibious ready group and an attached Marine expeditionary unit, which typically consists of several warships and thousands of Marines, according to multiple sources.

Anadolu Agency

The deployment comes amid intensified Iranian attacks in the strategic Strait of Hormuz, which has seen disruptions to global oil shipments and maritime traffic.

The Japan-based USS Tripoli amphibious assault ship, along with its embarked Marines, is now heading toward the Middle East, marking a substantial pivot of U.S. military assets from the Indo-Pacific region to reinforce Central Command's area of responsibility as tensions continue to escalate in the ongoing conflict.

The specific forces being deployed include the USS Tripoli amphibious assault ship and elements of the 31st Marine Expeditionary Unit, a forward-deployed unit based in Japan.

While sources vary on the exact numbers, reports indicate approximately 2,200 to 2,500 Marines are involved in this redeployment, with the Pentagon declining to confirm precise details citing operational security.

Atlanta Journal-Constitution

The USS Tripoli was recently operating in the Philippine Sea alongside the USS San Diego and USS New Orleans, which together form the Tripoli Amphibious Ready Group, though it remains unclear whether all three ships are being sent to the Middle East or if the Tripoli is proceeding alone.

This Marine expeditionary unit is specifically designed for rapid-response missions, crisis response, evacuations, raids, and expeditionary operations, giving the U.S. military commander flexible options in the volatile Middle Eastern theater.

The deployment comes in direct response to Iran's continued campaign of attacks against shipping in the Strait of Hormuz, which has effectively paralyzed traffic through the strategic waterway that handles about 20% of the world's petroleum flows.

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Axios

Iranian officials have stated their intention to disrupt oil tanker traffic through the vital chokepoint, causing global oil prices to spike and threatening global energy supplies.

The Pentagon has emphasized that "that's not a strait we're going to allow to remain contested or to see a disruption in the flow of commercial goods," indicating a determination to restore normal maritime operations.

This amphibious force deployment provides U.S. Central Command with expanded military options, potentially including protecting commercial shipping, conducting limited amphibious operations, or targeting Iranian infrastructure such as Kharg Island, the loading site for about 90% of Iran's oil exports.

The strategic importance of this deployment is underscored by the fact that Marines are already present in the Middle East supporting the ongoing operation against Iran.

The deployment of the USS Tripoli and 31st Marine Expeditionary Unit follows a pattern of significant U.S. military movements that preceded the initial Iran conflict.

Similar naval deployments foreshadowed the opening salvo of the Iran war on February 28, with the USS Abraham Lincoln aircraft carrier strike group arriving in the Arabian Sea south of Iran in late January, and the USS Gerald R. Ford departing the Greek island of Crete for the eastern Mediterranean just two days before the initial attack.

Daily Express

The economic consequences of the ongoing conflict are already substantial, with US Treasury Secretary Scott Bessent stating that the disruptions have already cost the country $11 billion (£8 billion).

Despite these challenges, U.S. officials maintain that Navy escorts for commercial ships could begin "soon," though other sources indicate the military is planning potential operations for taking out land-based anti-ship missiles in the Strait before escorts could commence.

The deployment of additional Marines and naval assets represents an escalation in U.S. military posture as the conflict enters its third week with no signs of abatement.