Growing U.S. pressure on Iran has weakened pragmatic President Hassan Rouhani and made his hardline rivals more assertive at home and abroad, recent developments show. When he succeeded firebrand leader Mahmoud Ahmadinejad in 2013, Rouhani was seen as an establishment figure who would do little to end Iran’s long standoff with the West. Two years later, his administration signed the nuclear deal with six world powers that spurred hopes for wider political change. Rouhani’s authority is now waning: his brother, a key adviser on the 2015 deal, has been sentenced to jail on unspecified corruption charges, a hardline rival heads the judiciary and his […]