Poland scrambled fighter jets and an early warning aircraft, and put its ground air defenses and radar systems on "the ...

The Russian Il-20 did not file a flight plan for its "reconnaissance mission" in international airspace, Poland's military ...

As China and Russia try to weaken NATO nations through cyberattacks, the alliance is responding with plans for better ...

Lithuania accuses Belarus and Russia of a "deliberate escalation of hybrid warfare" as balloons shut down major airport.

NATO and U.S. allies try to assuage fears over bolstering Russia as the Pentagon announces a U.S. troop reduction in eastern ...

Origin Robotics has products in Ukraine and is building with defending NATO in mind. It says Ukraine shows that simpler ...

BRUSSELS — The U.S. confirmed on Wednesday that it will reduce its troop presence on NATO’s borders with Ukraine but shed no ...

The Eastern Flank Defense Line envisions that in a future fight, NATO will blunt any Russian offensive with an unmanned zone ...

The Russian test launch of an intercontinental ballistic missile and a nuclear-powered torpedo capable of triggering ...

The onslaught led to power cuts in all regions of Ukraine as Russia seeks to disrupt electricity and heating supplies as ...

The future of Ukraine and Russia, of European security, and of US-Russian relations now all hang on a few small half-ruined towns in the northwestern part of Donetsk province. Indeed, given the ...

U.S. troops withdrawing from Romania spark Republican opposition amid Russia-Ukraine war tensions and concerns over weakened ...