France, Feb. 7 -- Iran for its part said it expected to hold more negotiations with the United States, hailing a "positive atmosphere" during a day of talks in the Gulf sultanate.

"The Iran-US negotiations in Muscat concluded with an understanding between the parties to continue the talks.

"The parties, while explaining their views and demands, reached an understanding to make a decision regarding the next round of talks in consultation with their capitals," a senior Iranian diplomat was quoted by the semi-official Mehr news agency, which also repeated Trump's remarks on the meeting.

With an American naval group led by the aircraft carrier Abraham Lincoln in Middle Eastern waters, US and Iranian delegations held talks in Muscat on Frid...