To Save the Iran Nuclear Deal, Europeans Trigger a Process That Could End It

France, Germany and the United Kingdom, the so-called E3 grouping of signatories to the Iran nuclear deal, announced on Jan. 14 that they were triggering the dispute resolution mechanism of the Joint Comprehensive Plan of Action (JCPOA) in hopes of getting Iran to come back into compliance with the accord. The E3 had telegraphed its decision for weeks; it arrives as the United States has called on the E3, China and Russia to pull out of the JCPOA and negotiate a new agreement with Iran....