The European security system has become the main topic of the talks in Abu Dhabi, Russian Presidential Aide Vladimir Medinsky said, APA's Moscow bureau reports.
He added that the parties had reached mutual understanding on some issues.
Medinsky noted that Russia considers it appropriate to raise the question of what will happen to security after the inevitable end of the conflict in Ukraine. He also thanked the leadership of the United Arab Emirates for organizing the talks.
Medinsky stated that Russia and Ukraine had agreed on a new large-scale exchange of prisoners of war. The specific details of the exchange will be announced later.