Rep. Barbara Lee and allies have pushed politicians to reckon with U.S. overreach, and the Senate and Joe Biden are expected to help end the authorization.
The Democratic leader, who voted for the AUMF in 2002, warned that a future president could "use it as a justification for military adventurism."
But how hard are Democrats willing to fight to actually prevent war?
A lack of congressional oversight is leaving the Trump administration on a collision course with Tehran.
But Republicans say they're OK with the Pentagon calling the shots.
Some senators have this radical idea that Congress should vote on bombing raids and foreign invasions. Here's why they're likely to lose that argument. Again.
The notoriously unpredictable president-elect will soon decide who to target with drone strikes.
"It’s time for Congress to get back in the game," the VP pick said.
The senator argued Congress' votes to target Osama Bin Laden and Saddam Hussein nearly 15 years ago apply to foreign jets in Syria, too.