Missiles, drones, damaged bases and depleted stockpiles: Trump faces massive Iran war bill

US military actions against Iran have incurred significant costs, estimated between $34 billion and $42 billion by CSIS. Congress now faces the challenge of funding these unbudgeted expenses, with the Pentagon preferring supplemental appropriations to protect modernization programs. The conflict’s financial toll includes substantial spending on munitions, equipment losses, and base damage, with broader economic impacts also noted.