Tehran is contemplating several options in the event of a Western sanctions snapback, Ebrahim Rezaei has said Iran could withdraw from a landmark nuclear weapons treaty and increase efforts to enrich uranium if Western European nations reimpose harsh economic sanctions on the country, a senior Iranian lawmaker has warned. Speaking to Tasnim news agency on Saturday, Ebrahim Rezaei, the spokesman for the Iranian Parliament’s National Security and Foreign Policy Commission, warned the UK, France