Here's what it's like on an air base in Lithuania, on Russia's doorstep, where Spanish jets are deployed to support NATO air policing operations.

Britain is discussing with NATO allies how to enhance Arctic security against Russia and China. Transport Secretary Heidi Alexander said Sunday that these talks are routine and not a response to U.S.

Many were complacent, but conflict was next door, the Nato chief warned [Reuters] Russia could attack a Nato country within the next five years, the Western military alliance's chief has said in a stark new warning. "Russia is already escalating its covert ...

Up to 25,000 Russian soldiers are being killed every month, NATO Secretary General Mark Rutte said this week.

Russia's "massive" military losses in Ukraine are unsustainable, NATO Secretary General warns, as conflict set to enter fourth year with no clear end in sight.

Europe tensions over Greenland as possibly helping to achieve its long-sought goal of weakening NATO, but Donald Trump’s second administration has also frustrated Russian plans on Ukraine and other fronts.

Finland's president pointed to his country's air power, conscription, artillery, and civilian preparedness steps like bunkers.

The Trump White House is attempting to end Russia's invasion of Ukraine, but disagreements over territorial concessions continue.