The next session of the CSTO Collective Security Council will be held in Yerevan. This is stated in the declaration adopted by the Collective Security Council following the results of the summit in Dushanbe. It is mentioned that the session will take place in Yerevan in the second half of 2021.

The session of the Collective Security Council, the highest body of the Collective Security Treaty Organization, took place on 16 September in Dushanbe. The main topic of discussion was the situation in Afghanistan and its impact on the security of the CSTO member states.

Armenia, Belarus, Kazakhstan, Kyrgyzstan, Russia and Tajikistan are members of the CSTO.