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U.S. Inspector General Report Quantifies Iran War Toll on Military and Diplomatic Assets

By Drooid · · How we work

Core Findings of the Inspector General Report

The U.S. Department of Defense Office of Inspector General released its first comprehensive accounting of the war with Iran, covering the period from April 1 to June 30. The report confirms that Iranian strikes damaged or destroyed hundreds of buildings across U.S. bases in Kuwait, Bahrain, Qatar, the United Arab Emirates, Saudi Arabia, Oman, Iraq and Jordan. More than 50 U.S. military aircraft and drones were damaged or destroyed, including four F-15E fighters, seven KC-135 aerial refuelers, four AH-6 helicopters and at least 30 MQ-9 Reaper drones.

Background and Context

The conflict began on February 28 when the United States and Israel launched strikes against Iranian targets. Iran responded with attacks on regional facilities that host U.S. forces and diplomatic missions, prompting a sustained campaign that has reshaped U.S. operational posture in the Middle East.

Data and Statistics

  • Defense Secretary Pete Hegseth told Congress that the war has cost $37.5 billion to date.
  • The State Department reported overall costs of $113 million, including $80 million for evacuation operations that moved roughly 9,000 U.S. citizens and other nationals.
  • Direct damage to diplomatic outposts in Iraq, Kuwait, Saudi Arabia and the UAE is estimated at $184 million.
  • Evacuation flights from the United Arab Emirates, Istanbul, Athens and Washington incurred more than $4 million in expenses.
  • The Department of Defense’s earlier estimate for the period February 28 to June 29 was $33.4 billion, excluding recovery costs.
  • Military sales to regional allies totalled over $44 billion, with the largest share to Saudi Arabia and additional billions to Qatar, Kuwait, the UAE and Israel.
  • Depleted stockpiles of SM-3, PAC-3, and JDAM munitions are projected to require three years or more to replenish.

Official Statements and Responses

Acting U.S. Secretary of the Navy Hung Cao told The Epoch Times that Iran “smashed” the U.S. Navy hub in Bahrain, forcing the relocation of logistical operations to Diego Garcia and extending the resupply cycle from 14 to 18 days. Defense Secretary Hegseth emphasized the strategic inventory shortfalls and industrial-base bottlenecks revealed by the conflict, noting that restoring advanced missiles and interceptors to pre-war levels will take years.

Why It Matters

The report highlights critical vulnerabilities in U.S. force readiness, including reduced missile interceptor inventories and longer logistical timelines. The shift away from forward-deployed medical evacuation helicopters to overland evacuations underscores a broader change in operational methods. Together, the financial burden, equipment losses, and supply-chain constraints signal a prolonged period of rebuilding for U.S. military capabilities in the region.