Nigeria, April 12 -- The first day of direct talks between the US and Iran ended without an agreement. US Vice President JD Vance, who led the American delegation to the talks, also left Islamabad after the first day of talks, saying Iran refused to accept Washington's terms after 21 hours of talks in the Pakistani capital on Saturday.

Mr Vance said the US has put forward a "final and best offer" that it wants Iran to accept.

Speaking about the first day of the direct talks, the spokesperson for Iran's Foreign Ministry, Esmaeil Baghaei, said in a statement that the two sides reached an understanding on several issues, with differences of opinion on two to three matters, Al Jazeera reports.

Mr Baghaei said no one expected a deal from ju...