The new Congress has good reason to oppose the Iran War, but it would undercut chances of a favorable peace deal with Iran if it refused to pay for the war.

National Interest | Lawrence J. Haas

United States naval forces and Israeli strikes have severely degraded Iran's military capacity, yet active exchanges persist while Washington blockades Iranian ports and Tehran targets commercial shipping in the Strait of Hormuz. Iran continues rebuilding its ballistic missile production—long-range guided rocket systems—and seeking to restart nuclear material enrichment while funding Hezbollah's recovery.

This ongoing war has cost $50 billion to date, with the administration requesting an additional $67 billion from Congress. However, the incoming Democratic congressional majority aims to terminate war funding following midterm election backlash over rising domestic fuel prices. A funding cutoff risks lifting the naval blockade, which currently wreaks havoc on Iran's economy by halting oil exports and driving the rial to record lows. Such a withdrawal could signal weakening resolve to adversaries in Moscow and Beijing. Funding cuts carry global risks. Maintaining the economic embargo remains critical to preserving leverage for negotiated settlements regarding nuclear proliferation.

Comment

Terminating funding for US Fifth Fleet interdiction operations in the Strait of Hormuz forces an immediate strategic trade-off between domestic budgetary retrenchment and regional deterrence. Unilateral cessation of maritime blockade enforcement dismantles the primary non-kinetic lever coercing Tehran's economic output without securing reciprocal concessions on uranium enrichment. Removing this maritime pressure reduces the operational risks facing Iranian oil exports while shifting the burden of containment entirely onto tactical air and missile defence.

A structural parallel occurred during the 1988 Operation Praying Mantis, where US naval engagement directly constrained Iranian maritime escalation in the Persian Gulf. Cutting congressional appropriations for Fifth Fleet patrols destroys that operational leverage before diplomatic frameworks can formalise limits on Iranian missile development. Without sustained Fifth Fleet blockade enforcement, deterrence in the Strait of Hormuz devolves into reactive kinetic counter-strikes.

Strategic Question for Discussion

If US Fifth Fleet interdiction in the Strait of Hormuz is defunded, which military or diplomatic mechanism can maintain leverage over Iranian nuclear enrichment, and why?

The historical precedent of Operation Praying Mantis suggests that absent maritime interdiction by the US Fifth Fleet, Washington would be forced to rely almost exclusively on long-range standoff air strikes to deter Iranian nuclear advancement. However, standoff strikes carry significantly higher escalation risks while failing to match the continuous, structural economic pressure generated by naval blockades in the Strait of Hormuz.

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