The question presented is whether the International Emergency Economic Powers Act (IEEPA) authorizes the President to impose tariffs. See 91 Stat. 1626. Shortly after taking office, President Trump sought to address two foreign threats: the influx of illegal drugs from Canada, Mexico, and China, Presidential Proclamation No. 10886, 90 Fed. Reg. 8327; Exec. Order No. 14193, 90 Fed. Reg. 9113; Exec. Order No. 14194, 90 Fed. Reg. 9117; Exec. Order No. 14195, 90 Fed. Reg. 9121, and “large and persistent” trade deficits, Exec. Order No. 14257, 90 Fed. Reg. 15041. The President determined that the drug influx had “created ... (full story)