In September 2018 Pocan supported legislation invoking the War Powers Resolution of 1973 to stop U.S. involvement in the Saudi-led intervention in Yemen, saying, "The world’s worst humanitarian crisis has been triggered by our secretive, illegal war in Yemen waged alongside the Saudi regime. As the Saudis use famine as a weapon of war, starving millions of innocent Yemenis to near death, the United States fuels, coordinates and provides bombs for Saudi airstrikes, and secretly deploys the military to participate in on-the-ground operations with Saudi troops.”