, March 5 -- US Senate Republicans on Thursday rejected a war powers resolution seeking to halt the President Donald Trump administration's military campaign against Iran, signaling early GOP support for the expanding conflict.

The resolution failed on a 47-53 vote, largely along party lines. Republican Sen. Rand Paul of Kentucky broke with his party to vote in favor of the measure, while Democratic Sen. John Fetterman of Pennsylvania voted against it.

The legislation aimed to require congressional approval before any further U.S. military action against Iran could proceed. Supporters argued that Congress must assert its constitutional authority over war powers, particularly as hostilities intensify across the Middle East without a clea...