The United States' war in Iran has cost US$25 billion so far, a senior Pentagon official said on Wednesday (Apr 29), providing the first official estimate of the military's price tag for the conflict, Reuters reported. 

With just six months before mid-term elections in which Trump's Republicans may face an uphill battle to keep their House majority, Democrats are riding high in public opinion polls as they attempt to link the unpopular Iran war with affordability.

Jules Hurst, who is performing the duties of the comptroller, told lawmakers on the House Armed Services Committee that most of that money was for munitions.