Russia on Thursday rejected the idea of NATO countries sending peacekeeping troops to Ukraine in the event of a ceasefire in the war with Russia, saying such a move would threaten to cause an "uncontrollable escalation".

Any attempt to get Ukraine into Nato will run into a “buzz saw” in Washington unless Europe pays for it, a top diplomat for Donald Trump has said.

NATO Secretary General Mark Rutte reaffirmed on Thursday the need to step up support for Ukraine, adding it was vital Russia did not win as it could result in Russian President Vladimir Putin 'high fiving' the leaders of North Korea and China.

The 155th Mechanized Brigade was given French training and weaponry, but has been beset by scandal even before it deployed to the front lines.

NATO Secretary-General Mark Rutte warned that restoring the alliance's credibility after a Russian victory in Ukraine could require trillions of dollars.

The U.K., France and other allies have discussed the possibility of deploying peacekeeping troops to Ukraine as the war escalates.

Europe’s military heavyweights have already said that meeting President Donald Trump’s potential challenge to spend up to 5% of their economic output on security would be challenging

NATO has taken over air defenses in Poland from the US just days before the inauguration of President-elect Donald Trump, according to a NATO spokesman, with questions looming about the incoming administration’s approach to the alliance and to Ukraine.

Donald Trump pledged to end the conflict in Ukraine, but the war has proved harder to solve than he once thought. Now, he says he'll sanction Russia.

As Ukraine's president discussed peacekeeping forces needed to enforce any ceasefire and U.S. President Donald Trump urged an end to three years of war, Ukrainian officials were courting private investors this week to help rebuild the country.

President Trump doubled down on the prospect of across-the-board tariffs in a video appearance to business executives and politicians gathered in Davos, Switzerland.