Marathon talks to revive the Iran nuclear deal have hit a new roadblock, with Iran accusing the US of refusing to make the necessary political decisions to entrench the agreement in international law or to broaden the scope of economic sanctions that would be lifted.
The issue has dogged the talks in Vienna between the west, Russia, Iran and China – which have been under way since February – from the outset. There is no sign that the eighth round of negotiations, once intended to be the final round, has reached the breakthrough some had been expecting.
