On May 31, Armenian Foreign Minister Edward Nalbandian participated in the work of CSTO Foreign Ministers Council summit.

Among issues focused on were cooperation between the Foreign Ministries, particularly the synchronization of the cooperation with other international organizations, the prospects and the ways to improve the peacekeeping activities in the CSTO-UN format under the joint declaration on cooperation, which the secretariats of the organizations signed in March 2010.

The summit agenda also included discussion on the improvement of the CSTO instruments to adapt the organization to new realities, including a more efficient response to the challenges and threats to security in the CSTO states. In this context, the progress in fulfilling the decisions, which had been taken at the December (2010) session of the CSTO Collective Security Council, and the operation of the specific coordination instruments of the organization was discussed.