Top U.S. and European defense officials spent much of this week privately discussing possible military options in Ukraine ...

Retired Gen. Wesley Clark, former NATO supreme allied commander, discusses possible future security guarantees for Ukraine ...

Ukrainian officials say more than 19,000 children have been unlawfully deported to Russia or occupied areas, with reports ...

Two German fighter jets were scrambled to the Romanian-Ukrainian border on Tuesday night in response to a Russian drone ...

NATO aircraft scrambled from Romania following a large-scale Russian attack on across Ukraine overnight, including in the ...

Officials in Romania announced Wednesday that NATO deployed two German fighter jets in its airspace in response to a Russian ...

NATO defense chiefs are holding a virtual meeting to discuss security guarantees for Ukraine as part of efforts to end Russia ...

The future of Ukrainian defence is on the table, as NATO military chiefs meet. Russia says talks without Moscow are a road to ...

Russia said Wednesday attempts to resolve security issues relating to Ukraine without Moscow's participation were a "road to ...

The secretary of state and national security adviser will meet with European counterparts on Thursday in an effort to advance ...

NATO defense chiefs held a “candid discussion” Wednesday about what security guarantees they could offer Kyiv to help forge a ...

If Vladimir Putin left his Alaska meeting with Donald Trump feeling like he had the upper hand, that impression must have ...