Delegations from Iran and the United States will meet again next week after wrapping up “constructive” nuclear talks that included the first direct contact between a Trump administration and an Iranian official,

Iran and the U.S. held "positive" and "constructive" talks in Oman on Saturday and agreed to reconvene next week, both sides said, a dialogue meant to address Tehran's escalating nuclear programme with President Donald Trump threatening military action if there is no deal.