BRUSSELS (Reuters) -NATO allies and Ukraine are working together to make sure security guarantees for Ukraine are at such a ...

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

In the most detailed Russian-based reporting to date on Putin's offer at the Alaska summit, Reuters was able to outline the ...

NATO's top military officials emerged from talks without a concrete plan to guarantee Ukraine's security – at least not one ...

NATO defense chiefs have discussed potential security guarantees for Ukraine to help end Russia’s three-year war ...

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 ...

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

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 ...

Officials told Reuters that the Pentagon is carrying out planning exercises on the support Washington could offer beyond ...

Trump asserts Ukraine should remain outside NATO, citing concerns over its democratic status and the implications for U.S.