"On Saturday ... he (American leader Joe Biden. -
RT
) will have the opportunity to meet with three leaders - Germany, France and Great Britain on Iran," RIA Novosti quoted him as saying.
It is noted that the leaders intend to discuss the positions of the countries on the return to the Joint Comprehensive Plan of Action and the common concerns of Europe and America over the situation with the Iranian nuclear program.
Earlier, Enrique Mora, the EU representative at the Vienna talks on the Iranian nuclear deal, went to Tehran to discuss the resumption of negotiations.