“And how many divisions does the Pope have?” former Soviet Premier Joseph Stalin is alleged to have quipped in response to a political comment by the Vatican. Though outdated, the retort remains instructive. In international relations, it always helps to have a credible enforcement mechanism. Such a mechanism is missing in action in the escalating drama between the UN nuclear watchdog and Iran.

At a recent press conference, International Atomic Energy Agency (IAEA) Director-General Rafael Grossi declared that the agency will investigate Iran’s nuclear breaches even if it lacks political cover from member states. Though principled, the comments reflect a crisis in the making. An international organization with a monitoring and verification mandate should not have to go it alone against an aspiring nuclear rogue.

[...]

Read the rest of the op-ed in The Hill.