Norms Impact
First Week of Iran War Cost More Than $11 Billion, Pentagon Tells Congress
A war’s first-week price tag was delivered in a closed-door briefing, pushing Congress toward funding decisions without publicly defined objectives or a stated endgame.
Mar 11, 2026
Sources
Summary
The Pentagon estimated in a closed-door Capitol Hill briefing that the war against Iran cost more than $11.3 billion in its first six days. The executive branch is relying on classified briefings while lawmakers press for clearer objectives, scope, and time frame before considering additional funding. The immediate consequence is that Congress is being asked to underwrite a rapidly expanding military operation amid uncertainty about strategy and endgame.
Reality Check
Normalizing large-scale war spending while withholding core objectives from public scrutiny weakens Congress’s ability to exercise informed oversight and conditions the country to accept open-ended conflict as routine. When strategy and endgame remain undefined, emergency funding becomes a substitute for clear authorization and measurable limits. Over time, this shifts the balance of war powers toward executive discretion and away from the transparency and accountability our system relies on.
Detail
<p>Pentagon officials briefed lawmakers behind closed doors on Capitol Hill on Tuesday, estimating that the war against Iran had cost more than $11.3 billion in the first six days, according to three people familiar with the briefing.</p><p>The estimate did not include multiple categories of spending, including costs tied to the pre-strike buildup of hardware and personnel, and lawmakers expect the total to increase as additional costs are calculated. Earlier reports said defense officials told Congress the military expended $5.6 billion in munitions in the first two days of the war, a burn rate higher than publicly disclosed.</p><p>The Center for Strategic and International Studies previously estimated the first 100 hours cost $3.7 billion. Weapons used in the first wave included AGM-154 glide bombs, which can cost $578,000 to $836,000 each; the military has said it plans to shift to less expensive munitions such as Joint Direct Attack Munition kits.</p><p>Republicans and Democrats signaled differing levels of support for a supplemental funding package, with some lawmakers seeking more detail on U.S. strategy and endgame.</p>