First round of nuclear talks among Iranian, American and European negotiators ended in presence of Iranian and US deputy foreign ministers and deputy EU foreign policy chief on Monday evening.

First round of nuclear talks among Iranian, American and European negotiators ended in presence of Iranian and US deputy foreign ministers and deputy EU foreign policy chief on Monday evening.

Present in trilateral talks in Montreux, Switzerland, there were Iran's Abbas Araqchi and Majid Takhte-Ravanchi, the United States' Wendy Sherman, and EU's Helga Schmid.

Iranian Foreign Minister Mohammad Javad Zarif and US Secretary of State John Kerry will join the negotiations in Montreux.

Head of the Atomic Energy Organization of Iran Ali Akbar Salehi and the US Secretary of Energy Ernest Moniz are present in the negotiations.