Iranians quickly closed ranks against a hawkish new U.S. approach to Tehran, but Iran’s powerful hardliners are set to exploit the latest dispute with Washington to weaken domestic rivals who are open to the West, analysts and insiders say. President Donald Trump’s warning on Friday that he might ultimately terminate a landmark 2015 nuclear deal sets the stage for an eventual resurgence of political infighting within Iran’s complex power structures, officials said. If the accord signed by Iran and six major powers does start to fall apart, anyone who strongly promoted it, such as pragmatist President Hassan Rouhani, could face a career-damaging backlash. That could leave Iran’s security hardliners unchallenged at home, enabling […]