Sergey Zubkov, Deputy Head of the CIS Anti-Terrorism Center, attended the final phase of the CSTO Peacekeeping Forces' command and staff exercise, "Unbreakable Brotherhood – 2026," as an observer in Vitebsk, Belarus, on October 16, 2026.

Held at the Losvido training ground, the exercise brought together CSTO Collective Forces contingents from Belarus, Kazakhstan, Kyrgyzstan, Russia, and Tajikistan. The participating forces practiced the preparation and execution of a joint peacekeeping operation tailored to the Eastern European collective security region.

Both participants and observers highly praised the strong coordination, professionalism, and overall readiness demonstrated by the Organization’s Collective Forces.