Details of the deal were announced in the early hours of Sunday morning in a statement issued by the European Union High Representative for Foreign and Security Policy, Catherine Ashton, and the Foreign Minister of Iran, Mohammed Javad Zarif.

The Armenian President positively assesses the meeting in Vienna with his Azerbaijani counterpart and said that the talks were, "in all likelihood, a new round of negotiations and a new beginning."

Putin and Erdogan discussed Karabakh, Syria and Iraq at their meeting near St Petersburg on Friday

The authorities of the self declared Nagorno-Karabakh Republic said the meeting was important "for maintaining peace and stability".

"A step forward in re-starting dialogue", but we cannot yet say that peace negotiations are taking place in earnest.

"The Presidents agreed to give impetus to further negotiations aimed at reaching a peaceful settlement."

Kerry holds phone conversations with Aliev and Sargsyan ahead of Vienna talks. Karabakh also discussed in meeting between Kerry and Davitoglu in Washington.

The 3rd Eastern Partnership Summit being held in Vilnius on 28-29 November is a defining moment for relations between the EU and the South Caucasus countries. Commonspace.eu will have fulll coverage of the summit with reports from our special correspondent in Vilnius, Paulina Ivanova and comments from experts in Brussels, London and Tbilisi.

Expectations of results from this meeting are low but at this stage it may suit both sides to move the negotiations one step forward.

Georgia's new president speaks about balanced regional policy and Georgia's mission to become a hub for cooperation, dialogue, and concord between Europe and Asia.