Amid NATO's expansion, and sanctions over the invasion of Ukraine, there's increasing tension in Russia's Kaliningrad region, which is geographically isolated from the rest of the country.

Russia has moved troops from the isolated European enclave Kaliningrad to the border region of Kursk to help defend against a Ukrainian incursion, according to Lithuania. “We are now seeing how ...

S andwiched between Poland and Lithuania, Kaliningrad is a Russian exclave cut off from the rest of the country. Its unique geographical position, coupled with tensions between Russia and the West ...