Participants in the CSTO Collective Security Council summit. From left to right: President of Armenia Serzh Sargsyan, President of Belarus Alexander Lukashenko, President of Kazakhstan Nursultan Nazarbayev, Vladimir Putin, President of Kyrgyzstan Almazbek Atambayev, President of Tajikistan Emomali Rahmon and Secretary General of the Collective Security Treaty Organisation (CSTO) Nikolai Bordyuzha.
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