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

Fox News confirmed that Gen. Dan Caine will be hosting military counterparts from Europe on Tuesday evening to discuss ...

BRUSSELS (AP) — NATO defense chiefs were due to hold a virtual meeting Wednesday, a senior alliance official said, as Western countries pushing for an end to Russia’s war on Ukraine devise possible ...

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

Ukraine’s push for European Union membership is advancing despite Hungary’s resistance, but Nato accession remains off the table. Instead, Western leaders are exploring ‘Article 5-style’ security guar ...

Members of the mostly European 'coalition of the willing' discussed security cooperation for Ukraine on Tuesday, and top NATO ...

Europe faces the prospect of war spreading across the continent unless its leaders learn and act on the lessons of the Russia ...

The Trump administration says it's revoking the security clearances of 37 current and former national security officials.

WASHINGTON (AP) — President Donald Trump said Monday he has begun arrangements for a face-to-face meeting between Vladimir ...

Zelensky returns to the Oval Office for the first time since his blowup with Trump. This time he is bringing back up.

There are inherent contradictions in the idea of the guarantees meant to prevent Russia from attacking Ukraine again.

The Pentagon meeting, attended by Britain's top military chiefs, came amid deep unease in European capitals over the US ...