On 3-5 June, the Republic of Belarus hosted the second staff talks on the organization and conduct of the joint trainings with the CSTO Collective Rapid Reaction Forces (CRRF) “Interaction-2025”, special trainings with intelligence forces and means “Search-2025” and logistics “Echelon-2025” conducted as part of the joint operational-strategic training “Combat Brotherhood-2025”.
The CSTO Secretary General I.N. Tasmagambetov met with Ambassador Extraordinary and Plenipotentiary of the People's Republic of China to the Russian Federation Zhang Hanhui
On 27-30 May, in the city of St. Petersburg, on the basis of the Mikhailovsky Military Artillery Academy, a training and methodological meeting was held with the heads of the CSTO basic training and research organizations to coordinate joint training of military personnel and scientific work.
On 28 May 2025 in Bishkek, Chairman of the CSTO Collective Security Council, President of the Kyrgyz Republic Sadyr Japarov received the participants of the meeting of the Council of Defense Ministers of the Organization, held with the participation of CSTO Secretary General Imangali Tasmagambetov and Chief of the CSTO Joint Staff Colonel General Andrei Serdyukov.
On May 28, 2025, a regular meeting of the CSTO Council of Defense Ministers was held in Bishkek under the chairmanship of the Kyrgyz side. The event was attended by Secretary General Imangali Tasmagambetov and Colonel General Andrei Serdyukov, Chief of the Organization's Joint Staff.
The CSTO Secretary General Imangali Tasmagambetov met with the Chairman of the Collective Security Council, President of the Republic of Belarus Alexander Lukashenko

On 20 November, in Minsk, the CSTO Secretary General Imangali Tasmagambetov met with the Chairman of the CSTO Collective Security Council, President of the Republic of Belarus Alexander Lukashenko.
The Chairman of the Collective Security Council was provided with detailed information on the implementation of the Action plan for implementing the decisions of the November (2022) session of the CSTO CSC and fulfilling the priority areas of the Organization’s activities during the chairmanship of the Republic of Belarus.
The sides also reported on the preparations for the joint meeting of the CFM, the CMD and the CSSC scheduled for 22 November and the session of the CSTO Collective Security Council scheduled for 23 November.