On June 10, 2026, a regular meeting of the CSTO Council of Foreign Ministers was held in Kazan (Russian Federation) under the chairmanship of the Russian side, with the participation of CSTO Secretary General Talatbek Masadykov. CIS Deputy Secretary General Denis Trefilov and SCO Deputy Secretary General Oleg Kopylov were also invited to attend the meeting.
On June 9, 2026, a delegation of the Secretariat of the Collective Security Treaty Organization, headed by CSTO Deputy Secretary General Valery Semerikov, took part in the 19th Meeting of Heads of Lead Counter-Terrorism Units of the Competent Authorities of the CIS Member States and Heads of National Structures Responsible for Coordinating Counter-Terrorism and Counter-Extremism Activities. The event was organized by the Anti-Terrorism Center of the CIS Member States.
A working meeting between CSTO Secretary General Talatbek Masadykov and Director of the Institute of China and Contemporary Asia of the Russian Academy of Sciences Kirill Babaev was held at the Secretariat of the Collective Security Treaty Organization.
From June 2 to 4, the Republic of Belarus hosted the second staff talks on the organization and conduct of the CSTO Peacekeeping Forces command-and-staff exercise “Indestructible Brotherhood 2026” and the special exercise “Barrier 2026” involving the CSTO Joint CBRN Protection and Medical Support Formation.
Details of the "Indestructible Brotherhood-2025" and "Barrier-2025" trainings have been discussed in the Republic of Tajikistan
19.06.2025
On June 17-19, the Republic of Tajikistan hosted the second staff talks on the organization and conduct of a joint training with the CSTO Peacekeeping Forces "Indestructible Brotherhood-2025" and a special training with the joint formation of the CSTO NBC defense and medical support formation "Barrier-2025", held at the final stage of the joint operational and strategic training "Combat Brotherhood-2025".
The event was attended by representatives of interested ministries and departments of the Republic of Belarus, the Republic of Kazakhstan, the Kyrgyz Republic, the Russian Federation, the Republic of Tajikistan, the CIS Anti-Terrorist Center, the CSTO Secretariat and a group of officers of the Organization's Joint Staff headed by Major General Ilkhomjon Hafizzoda.
During the staff negotiations, the plans of the trainings, the composition of the command and national contingents, the procedure for practical actions, as well as the organization of comprehensive support were considered and agreed upon.
The participants in the staff negotiations conducted a reconnaissance of the training area at the Fakhrabad training ground.
During the joint training with the CSTO Peacekeeping Forces "Indestructible Brotherhood-2025" and a special training with the joint formation of the CSTO NBC defense and medical support formation "Barrier-2025" in October this year in the territory of the Republic of Tajikistan, it is planned to work out issues of conducting a peacekeeping operation by the CSTO Collective Peacekeeping Forces and eliminating sources of biological threats. The active phase of the training "Indestructible Brotherhood-2025" will be held in a combined format with the final stage of the joint anti–terrorist training of the competent authorities of the CIS member states "Commonwealth of Antiterrorism-2025".