U.S. Visa Rules May Burden Relatives Abroad, Advocates Say

That, in turn, has outraged Republican members of Congress and other critics of the accord. Mark Dubowitz, executive director of the Foundation for Defense of Democracies, says that Iran “is in no position to be complaining.”

“[Iran is] in flagrant violations of UN Security Council resolutions, it's holding American hostages, and it's fanning the flames of sectarian warfare in the Middle East that is certainly proving to be a massive recruitment boon to ISIS,” he adds. “This is exactly the wrong time to be giving Iran any more unilateral benefits.”