President Barack Obama pledged America’s “ironclad commitment” to anxious Persian Gulf nations Thursday to help protect their security, pointedly mentioning the potential use of military force and offering assurances that a potential nuclear agreement with Iran would not leave them more vulnerable. At the close of a rare summit at the presidential retreat at Camp David, Obama said the U.S. would join the Gulf Cooperation Council nations “to deter and confront an external threat to any GCC state’s territorial integrity.” The U.S. pledged to bolster its security cooperation with the Gulf on counterterrorism, maritime security, cybersecurity and ballistic missile defense....
