It seeks to end Washington's conflict in Iran unless President Donald Trump obtains authorisation from Congress.

The Senate voted 50-47 to advance a resolution limiting President Trump's Iran war powers, with four Republicans breaking ranks to join Democrats in a significant bipartisan move.

Republicans struggled Thursday to find the votes to dismiss legislation that would compel President Donald Trump to withdraw from the war with Iran, delaying planned votes on the…

House Republicans pulled a vote, through a procedural loophole, that could have reined in President Donald Trump's war powers in Iran.