Before President Obama forced his Iran nuclear deal into effect despite majority congressional opposition, lawmakers fretted about how Iran might spend the $1.7 billion windfall headed its way.

It was one of their main objections to the deal. Iran is the world’s leading state sponsor of terrorism, and for 37 years has funded paramilitary activity designed to destabilize and weaken its regional neighbors, including Iraq, Israel, the Palestinian territories, Lebanon and now Yemen.