From 6 to 8 April 2026, the 23rd International Seminar-Meeting on Comprehensive Combat with heads of combat and physical training of law enforcement ministries and agencies of the CSTO member states was held at the Ognikovo Park Hotel in the Istra District of the Moscow Region.

Nikolai Bordyuzha, President of the International Federation of Comprehensive Combat, addressed the event.

On 10 April 2026, a meeting was held in Dushanbe between CSTO Secretary General Talatbek Masadykov and President of the Republic of Tajikistan Emomali Rahmon.

On 10 April 2026, a meeting was held in Dushanbe between CSTO Secretary General Talatbek Masadykov and Minister of Foreign Affairs of Tajikistan Sirojiddin Muhriddin.

On 8 April 2026, CSTO Deputy Secretary General Valery Semerikov took part in the 9th Regional Meeting of Heads of Border Agencies of the CIS member states, held in the city of Guliston (Republic of Tajikistan).

From 7 to 9 April, the first staff talks on the organization and conduct of joint exercises with the CSTO Troops (Collective Forces) in 2026 were held at the CSTO Joint Staff.