Yesterday evening in Istanbul, the meeting of Armenian foreign minister Vardan Oskanian with the OSCE Minsk group co-chairs for Nagorno-Karabakh conflict settlement took place. At the meeting, as reported by RA MFA press service, the recent advancements and further development of the Karabakh conflict peaceful settlement process were discussed. It should be noted, before the meeting with the foreign minister of Armenia, the mediators had met with the president of Azerbaijan Heydar Aliyev. OSCE MG Russian co-chair Nikolay Gribkov refused to comment the statement of the Azeri head regarding the “Paris principles”. “This is a very delicate issue to be commented”, the Russian diplomat stated.