Most U.S. states have sanctions against Iran. Here's why that's a problem.
June 1, 2016 The Washington Post
Hart and Eckert in The Washington Post, "Beyond U.S. federal sanctions by the executive and legislative branches, two-thirds of U.S. states have imposed their own sanctions against Iran... Our research project investigates the extent and effect of state-level sanctions on implementation of the JCPOA."