The Pentagon Saw It Coming—Now U.S. Defense Is Held Hostage by Middle East Aluminum Supplies

(SeaPRwire) –   By: Marcus Sinclair
The Pentagon saw the crisis coming. Last summer, a war game exposed a fatal flaw in U.S. defense supply chains. High-purity aluminum, critical for fighter jets and armored vehicles, was a ticking time bomb. Seven months later, Iran’s drone strikes turned that simulation into reality. The U.S. has no domestic large-scale production of this metal left. It relies on the UAE for 90% of its imports. Now, military stockpiles need replenishing. Global defense spending is surging, and supply lines are vulnerable to targeted attacks. Industry insiders aren’t just worried—they’re scrambling to plug a gap that could cripple defense readiness.

Last July, 80 government officials and industry executives gathered in Washington. They ran a two-day war game overseen by the Institute for Defense Analyses. The task was clear: boost U.S. aluminum capacity before and after a 2027 large-scale conflict that cut imports. A cyberattack on a smelter was added to the scenario. Participants used action cards to test strategies, from enforcing “Buy American” rules to investing in new equipment. Budgets ranged from $1 billion to $12 billion. The final recommendations were straightforward: amass domestic stockpiles, restart high-purity aluminum production, and secure low-cost power sources like coal, nuclear, or natural gas. But none of these steps were implemented fast enough. In March, Iran struck major aluminum plants in the UAE and Bahrain. The UAE facility restarted but won’t reach full capacity for months. The Strait of Hormuz closure slowed global shipments. Prices hit a four-year high. High-purity aluminum trades 5 to 10 cents a pound above the U.S. Midwest premium, which spiked to a 20-year record in June. Top suppliers to Lockheed Martin and Boeing—Kaiser, Constellium, Arconic—are struggling to secure enough metal. Emirates Global Aluminium provides 75,000 to 85,000 metric tons annually to the U.S. Its U.S. stockpiles are running low.

Trump-era tariffs failed to rebuild domestic aluminum production. The sole large-scale high-purity plant shut down in 2022 due to soaring energy costs. Now, the U.S. defense industrial base is at the mercy of Middle East geopolitics. Every strike on Persian Gulf facilities threatens the military’s ability to build and maintain critical hardware. The Pentagon’s lack of visibility into deep-tier subcontractors means dependencies only come to light after disasters. The cost of inaction is steep. The U.S. will either fund immediate domestic production and stockpiles, or it will remain hostage to regional tensions. Delays in defense readiness won’t just be a policy failure—they’ll be a national security risk that could have been avoided.

Author bio: Marcus Sinclair, Senior Fellow at the European Center for Strategic Security, specializing in defense supply chain vulnerabilities and geopolitical risk assessment.