The Republican-led US House of Representatives on Wednesday approved a resolution aimed at preventing President Donald Trump from continuing the ongoing war with Iran. The move highlighted growing concern among some members of his own party over the conflict, which has now entered its fourth month.

The resolution was passed by a narrow margin of 215-208. Four Republican lawmakers joined Democrats in supporting the measure. The vote marked another setback for Trump in Congress despite Republicans holding slim majorities in both the House and Senate.

Although the resolution cleared the House, its practical impact remains limited. It would still need approval from the Senate before becoming effective. Even if it passes there, lawmakers would require two-thirds majorities in both chambers to override a presidential veto, which Trump is widely expected to issue.

Despite its largely symbolic nature, the vote reflects increasing discomfort among some Republicans regarding Trump's handling of the conflict. It also represents a rare bipartisan effort to place limits on presidential war powers. Previous attempts to pass similar resolutions in the House had failed, though each vote had become progressively closer.

The war with Iran has continued for more than three months with no clear indication of when it might end. As concerns over the prolonged conflict have grown, lawmakers have renewed efforts to reassert Congress's role in decisions involving military action.

Last month, the Senate advanced a separate but similar war powers resolution through a procedural vote. That development came after seven previous attempts to move such a measure forward had failed.

The four Republicans who voted alongside Democrats in the House were Representatives Tom Barrett of Michigan, Warren Davidson of Ohio, Brian Fitzpatrick of Pennsylvania and Thomas Massie of Kentucky. No Democrats opposed the resolution. However, seven House members did not participate in the vote.

The vote is the latest sign of congressional resistance to some of Trump's recent policies. For much of his presidency, Republican lawmakers largely supported his agenda with little public opposition. In recent weeks, however, some members of his party have shown a willingness to challenge the administration on key issues.

In another development on Wednesday, the House voted to advance a proposal that would provide security assistance to Ukraine and impose additional sanctions on Russia. The measure reached the House floor after a petition gathered the required 218 signatures last month.

The proposal received support from six Republican lawmakers as well as one independent member who usually votes with Republicans. The vote demonstrated that bipartisan coalitions are increasingly forming on issues related to foreign policy and national security.

Trump's administration also faced scrutiny over a separate matter involving a compensation fund intended for political allies who claimed they had been subjected to government abuse. Acting Attorney General Todd Blanche informed lawmakers on Tuesday that the administration was abandoning the fund following criticism from some Republican members of Congress.

At the same time, Trump's choice of Bill Pulte to serve as acting Director of National Intelligence drew criticism from Republican lawmakers. Pulte, a mortgage regulator and Trump loyalist, does not have a background in national security. Concerns over his qualifications prompted questions from members of the president's own party.

Taken together, these developments point to a growing willingness among some Republicans to publicly break with Trump on issues involving foreign policy, government spending and key administrative appointments. While the House vote on the Iran conflict may not immediately alter US policy, it sends a strong political message about rising concern within Congress over the direction of the war and the extent of presidential authority in military matters.