The FSB arrested two alleged agents of the Polish intelligence services in the Kaliningrad region.
According to the department, they worked for the Military Intelligence Service and the Polish Agency for Internal Security. The suspects gathered information about the Russian military, the facilities of the Ministry of Defense and the situation in the region.
Seven other Polish citizens and three Russians received official warnings against espionage and treason. Polish citizens from this group are banned from entering Russia.
The FSB reported that since the beginning of 2026, the visas of 14 Polish citizens have been revoked for assisting the Polish intelligence services, and another six have been denied entry to the country.