Russia delivers nuclear munitions to Belarus for nuclear drills, raising tensions

On 2026-05-21, Russia delivered nuclear munitions to field storage facilities in Belarus as part of nuclear drills, according to the Russian Defence Ministry. Belarusian missile units reportedly trained to receive the munitions and load them onto Iskander-M launch vehicles during the exercise. The drills were held across Russia and Belarus and were described as involving large numbers of personnel and equipment.