From left,, Armenian Prime Minister Nikol Pashinyan, Belarusian President Alexander Lukashenko, Russian President Vladimir Putin, Kyrgyz President Sadyr Zhaparov, Kazakh President Kassym-Jomart Tokayev, and Tajik President Emomali Rahmon are seen before the Collective Security Treaty Organization (CSTO) summit of the member states leaders at the Kremlin in Moscow, Russia.