US Senate Rejects Another War Powers Resolution Regarding Iran Policy

April 15, 2026 • Al Jazeera

US Senate Rejects Another War Powers Resolution Regarding Iran Policy

US Senate Fails to Pass Resolution on War Powers

A resolution aimed at reining in the authority of US President Donald Trump to wage war with Iran has failed for the fourth time in the Senate. The vote took place on Wednesday, just days after the US and Iran agreed to a two-week ceasefire.

The measure was introduced weekly by lawmakers, who have pledged to continue pushing for its passage. However, it fell short of the necessary votes, with 47 senators supporting it and 52 opposing it. One Republican, Rand Paul, voted in favor, while one Democrat, John Fetterman, opposed the resolution.

The US Constitution reserves the decision to go to war for Congress, with presidents only able to unilaterally launch operations in instances of immediate self-defence. Trump’s administration has offered various explanations for going to war, including arguing that Iran’s actions since the Islamic revolution in 1979 posed an imminent threat to the US.

US Senator Chris Murphy called the conflict a “bungled, mismanaged war” and expressed concerns over the lack of transparency from the Trump administration and oversight from Republicans in Congress. Republican Senator Jim Risch maintained that Trump was acting within his authority as president, dismissing the measure as “a same old, same old”.

The US House of Representatives is expected to vote on its own resolution this week, with passage considered more plausible among some Republicans. However, the success of either resolution would be largely symbolic, as it could be vetoed by Trump.

Under the War Powers Act of 1973, Congress must authorise military action at the 60-day mark or approve a 30-day extension. If not done so, Trump would be legally required to begin withdrawing forces. The US Navy has warned ships that vessels will be boarded for interdiction and seizure if attempting to transit to or from Iranian ports.

The US Treasury Secretary has also announced plans for new action, although details have not been released.

Source: Al Jazeera