Russia and CSTO allies began the 'Indestructible Brotherhood 2026' and 'Barrier 2026' military exercises in Belarus, involving over 1,500 personnel and 300 pieces of equipment, including UAVs, at the Losvido and Starodorozhsky training grounds.

Military exercises Indestructible Brotherhood 2026 and Barrier 2026 begin in Belarus on 12 October, involving Russia and other allies of the Collective Security Treaty Organisation (CSTO).

The exercises will run from 12 to 16 October and involve contingents of troops from Belarus, Kazakhstan, Kyrgyz Republic, Russian Federation, and Tajikistan.

The Russian military contingent is primarily made up of units from a combined-arms army of the Central Military District.

More than 1,500 military personnel and over 300 pieces of weapons, military and special equipment are involved, including around 80 different types of UAVs.

The exercises will take place at the Losvido and Starodorozhsky training grounds.

Russia and four other members of the Russian-led Collective Security Treaty Organization (CSTO) have begun joint military exercises in Belarus on Oct. 12, the organization said.

The drills will run from Oct. 12 until Oct. 16 at two training grounds on Belarusian territory, involving more than 1,500 military personnel, over 300 pieces of military equipment, and around 80 drones, according to the CSTO.

Military contingents from Belarus, Russia, Kazakhstan, Kyrgyzstan, and Tajikistan are participating in the exercises.

The drills focus on training CSTO "peacekeeping forces" and involve exercises to respond to biological threats, the organization said.