Challenges the U.S. military is facing in Iran

Five months into the conflict with Iran, the U.S. military faces severe strategic limitations, as airpower alone struggles to produce durable political outcomes against an adversary with existential stakes. Stacie Pettyjohn, director of the Defense Program at the Center for a New American Security, highlights that critical munitions—specifically long-range precision weapons and defensive interceptors like Patriot missiles—are severely depleted, with replenishment timelines extending several years. The rapid proliferation of low-cost, commercially derived Iranian drones has fundamentally altered the battlefield, forcing the U.S. to pivot from expensive, gold-plated systems toward more nimble, cost-effective defenses. These logistical strains and the vulnerability of regional bases undermine U.S. deterrence capabilities, creating significant challenges for military planning in the Middle East and complicating the defense of Taiwan against potential aggression in the Pacific.