Ukraine could develop a rudimentary nuclear bomb within months if Donald Trump pulls US military aid, a briefing paper ...

A Russian man went on trial Thursday on charges of high treason for a video he had allegedly sent to Ukraine's security ...

Experts tell Andy Gregory and Tom Watling that the real question is how much Kyiv’s troops are able to inflict casualties on ...

As rumors circulate about a peace deal that could end the war in Ukraine, NATO countries bordering Russia fear that Putin ...

A French military task force with a festive name — “Champagne” — is wrapping up a mission that’s no party: Training a whole ...

Russia sees the Baltic as a "significant priority," the head of NATO's forces in the region, Lieutenant General ...

Kyiv has rejected a report that suggested that it could develop a nuclear bomb quickly, using plutonium from spent nuclear ...

A top Russian defence official has attended China's premier military showcase in a show of unity between the countries. While ...

Ukraine's military said on Thursday its troops were in full control of the northeastern Ukrainian city of Kupiansk and that their forces had stopped a Russian advance towards the railway hub.

If Donald Trump were to decide to stop all military aid to Ukraine, then Kyiv would be ready to develop a rudimentary nuclear ...

The Biden administration has lifted a de facto ban on American military contractors deploying to Ukraine to help the ...

The U.S. says there will be a "firm response" as Ukrainian forces holding ground in Russia's Kursk region now face North ...