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 ...

Four powerful Russian glide bombs hit a prison in Ukraine’s southeastern Zaporizhzhia region, authorities said. They killed ...

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

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

During his visit to the U.K. on Monday, President Donald Trump expressed further frustration with Russian President Vladimir ...

Business Insider got access to a NATO AWACS flight for an eight-hour surveillance mission over Eastern Europe.

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

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

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.

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