Congress does, and Congress delegated the power to the President some time ago. International Emergency Economic Powers Act (50 U.S.C. 1701 et seq.) (IEEPA) t

Congress does, and Congress delegated the power to the President some time ago. International Emergency Economic Powers Act (50 U.S.C. 1701 et seq.) (IEEPA) the National Emergencies Act (50 U.S.C. 1601 et seq.) section 301 of title 3, United States Code