NATO aircraft have frequently circled the Russian exclave of Kaliningrad since the start of the war in Ukraine.

Finland and Sweden must prepare for increased Russian spy operations, cyber attacks and attempts to influence lawmakers as they consider joining NATO after Moscow's invasion of Ukraine, the Nordic ...

A U.S. spy plane has recently completed its months-long deployment in Europe, in which it scanned borders between Russia and NATO members during the fighting in Ukraine. Newsweek's map traces the ...

A Kremlin-linked hacking group known for focusing on Ukraine has stepped up its spying efforts against Ukraine’s NATO allies in recent months – in part by trying to hack a big oil firm in a ...

Two of the aircraft carrier's destroyer escorts, USS Jason Dunham and USS Stout, were later sent to the Barents Sea, which is Russia's Arctic doorstep, for maritime operations.

Dozens of Russian spies who targeted Sergei Skripal’s daughter and mounted a series of attacks on Britain have been exposed ...

The UK government said on Friday it was placing sanctions on three units of the Russian military intelligence agency (GRU) ...

The U.K. has sanctioned Russian military intelligence officers and units linked to a deadly 2022 theater bombing in Ukraine.

Russia’s attempts to disrupt German society have grown significantly this year, according to Germany’s military counterintelligence chief. “We are talking about a sharp increase in cases of ...

NATO Secretary-General Jens Stoltenberg on Thursday said members of the defense alliance will take tougher action against Russian spies in response to Moscow's campaign of hostile activities, ...

The U.K. on Friday sanctioned Russian military intelligence units and officers it said were behind preparations for a 2022 ...