The FSB has identified Polish agents in the Kaliningrad region.
The detainees gathered information about the facilities of the Russian Ministry of Defense, about immigration and the social policy of the region.
The foreign intelligence services pay a lot of attention to the issue of immigration in Russia, of course, for a certain reason.... In general, the Kaliningrad region, as well as other western border regions of Russia, can live without foreigners for several years - the economy will not collapse.