NATO aircraft were scrambled Sunday night to respond to a Russian attack on Ukraine, the Polish military said Monday.

A Norwegian P-8A "Poseidon" flew close to Russia's major submarine hubs in the Murmansk region before heading to the ...

As the front lines froze, and air defenses got better, Russia and Ukraine pivoted away from close bombing runs to standoff ...

This photo provided by Ukraine’s State Criminal Executive Service shows a damaged prison in the village of Bilenke, in ...

U.S. President Donald Trump has given Russian President Vladimir Putin a new deadline to end the war in Ukraine.

President Trump said he had decided to shorten a 50-day deadline he had given Russia to end the conflict or face punishing ...

Spain is not the only sceptic among NATO’s ranks. Slovakia, while less vocal, has also expressed ambiguity towards the 5% ...

NATO's commitment to spend five percent of GDP on defense by 2035 was meant to unify the alliance, but it's revealing ...

Russia’s investment in the Admiral Nakhimov may yield short-term prestige—but long-term effectiveness demands a shift to more agile, cost-efficient platforms.

RFE/RL and the Conflict Intelligence Team (CIT), an open-source intelligence group, analyzed Russian and Western weapons ...

Russia’s arms production has significantly ramped up, but NATO still holds key advantages in modern artillery systems and ...