U.S. Senate Republicans Block Bid To Halt Trump's War Against Iran
March 5, 2026
NEWS
Senate Republicans on Wednesday voted to allow the continuation of the United States’ war against Iran, rejecting an effort to curb President Donald Trump’s military authority and signaling strong GOP backing for the escalating conflict in the Middle East.
The legislation, known as a war powers resolution, sought to halt further U.S. military action unless Congress granted explicit approval.
However, the measure failed on a 47-53 vote tally, largely along Party lines. The outcome effectively clears the way for President Donald Trump to continue prosecuting the war.
The vote underscored early Republican support for the conflict, which has rapidly spread across the region with no clear U.S. exit strategy.
While most Republicans opposed the resolution, Sen. Rand Paul of Kentucky broke ranks to vote in favour of halting the war. On the Democratic side, Sen. John Fetterman of Pennsylvania voted against the resolution.
The war powers resolution gave lawmakers an opportunity to demand congressional approval before any further attacks are carried out.
The vote forced them to take a stand on a war shaping the fate of U.S. military members, countless other lives and the future of the region.
Underscoring the gravity of the moment, Democratic senators filled the Senate chamber and sat at their desks as the voting got underway. Typically, senators step into the chamber to cast their vote, then leave, but this time many remained present throughout the proceedings, highlighting the significance of the decision.
Ahead of the vote, Senate Democratic Leader Chuck Schumer framed the decision in stark terms.
"Today every senator, every single one, will pick a side,” Schumer said before the vote. “Do you stand with the American people who are exhausted with forever wars in the Middle East or stand with Donald Trump and Pete Hegseth as they bumble us headfirst into another war?" Associated Press quoted him as saying.
Republican leaders, however, defended the decision to defeat the resolution, arguing that the vote demonstrated confidence in the administration’s strategy and a rejection of what they described as political obstruction.
Sen. John Barrasso, second in Senate Republican leadership, said during the debate that GOP senators were sending a message that Democrats are wrong for forcing a vote on the war powers resolution.
“Democrats would rather obstruct Donald Trump than obliterate Iran’s national nuclear program,” he added.
With the resolution defeated, the Senate’s action leaves the Trump administration with continued authority to pursue military operations against Iran, even as questions remain over the scope, duration and long-term consequences of the conflict.
There have been controversies over the powers of the President Trump to execute the war without congressional backing.
The U.S.-Israel war on Iran, which began over five days ago, has already proven more extensive than limited strikes, causing damage in Iran, Israel and across the Middle East, and claiming its first U.S. casualties, developments that have heightened anxiety among lawmakers over the conflict’s trajectory.
On Tuesday, Republican House Speaker Mike Johnson of Louisiana said he believed there were enough votes to defeat the resolution to stop the war in. Iran, describing it as an attempt to push something that could “put U.S. troops in harm’s way and inspire Iranian forces.”
“Imagine a scenario where Congress would vote to tell the commander-in-chief that he was no longer allowed to complete this mission. That would be a very dangerous thing,” he told reporters.
His remarks followed a classified briefing on the Iran conflict from top administration officials. Even if the resolution passes the Senate, it must also pass the House and garner two-thirds majorities in both chambers to survive an expected Trump veto, a high threshold that underscores the uncertainty surrounding the measure.
SaharaReporters The legislation, known as a war powers resolution, sought to halt further U.S. military action unless Congress granted explicit approval. 
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