An armed incursion from Belarus has targeted the territory of a NATO member. While Belarusian state propaganda remains silent about the incident, a Russian militant group has claimed responsibility — an organisation whose media presence was established 12 years ago. Meanwhile, Russia is making significant cuts to military spending, and Lithuania is exploring ways to protect itself with the help of foreign nuclear weapons. These and other developments feature in our weekly digest of the most important security developments affecting Belarus and the region.