The U.S. Treasury Department recently designated a network of 22 Iranian businesses as supporters of terrorism, imposing sanctions on them for their alleged ties to a powerful Iranian militia. Like other forms of financial pressure, the sanctions likely won’t curb Iran’s destabilizing influence in Syria or the region.

Saudi Arabia continues to face unprecedented criticism from the U.S. over the murder of journalist Jamal Khashoggi. Earlier this month, Congress formally asked the Trump administration to determine whether Khashoggi’s killing exposed Saudi leaders to sanctions under the Global Magnitsky Act.