U.S. Ambassador to NATO Matt Whitaker on Russia's demands stalling peace talks, the 'cards' President Trump can use to ...

Russia's foreign minister said a group of nations including U.N. Security Council members should guarantee Ukraine's security ...

Open-source researchers at the investigative project Tochnyi, which says it "aims to accurately report" on the Russia-Ukraine ...

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

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

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

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

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

Any post-war security guarantees for Ukraine should resemble NATO membership as closely as possible, German Foreign Minister ...

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