This paper has covered background, contents of Nagorno conflict and the trying for the mediation of international organizations, especially in OSCE, for settling the conflict. The key points of the conflict situation is that on the one hand, the deplorable and worrying situation between the conflict parties has become, over the past decades, deeply rooted in a negative cycle of distrust and fear. Recently, it has deteriorated further, making measures to avert scenarios of military escalation more urgent than ever. On the other hand, it can be highlighted neglected potential and exposed new factors. These indicate that, with the necessary political will and attention, escalation can still be averted. In the settlement of the Nagorno Karabagh there were many recommendations given by different international and regional organizations, particularly by OSCE. It is very important for parties to negotiate in good faith as observed in past cases. The recipes for peace are always the same, and the Armenians and Azerbaizans start with confidence-building measures.