This article analyses and assesses the hitherto achievements in the negotiations of the five permanent members of the Security Council plus Germany with Iran devoted to the limitation of its nuclear program and normalization of the mutual relations. This is prerequisite of the full normalization of political and economic relations between Iran and Western states. An interim agreement struck in the end of November 2013 in Geneva has not led, for the time being, to the signing of the permanent agreement. On the contrary, the negotiations were extended for the third time since November 2013 till June 2015. There is a danger that Iran will get another extension in June this year and will be able to play for time again. Thus it is reasonable to ...