President Trump’s tirades against Ukraine and the start of peace talks between the U.S. and Russia have come as painful blows to America’s closest allies.

Moscow’s demand during Riyadh talks rejected but allies fear Donald Trump could yet allow restoration of former Soviet bloc

The French nuclear-powered aircraft carrier has been deployed for a five-month Indo-Pacific mission since last November.

In an exclusive interview, Mette Frederiksen discusses the incident and new transatlantic tensions over NATO and Ukraine.

As Ukrainian President Zelenskyy warns that Russia could be eyeing advances into NATO nations, Sen. Markwayne Mullin (R-Okla.) says he does not believe that will happen.

Germany's likely next Chancellor Friedrich Merz questioned on Sunday whether NATO would remain in its "current form" by June in light of the comments by U.S. President Donald Trump's administration, and that Europe must quickly establish an independent defence capability.

Polish call centre worker Katarzyna Paprota, 48, says the dramatic shift in United States policy towards Russia and Ukraine under President Donald Trump gives her reason to fear for the future.

The Texas senator warned if the U.S. doesn't take ownership of Greenland soon, Denmark could end up with "nothing."

U.S. Defense Secretary Pete Hegseth and NATO Secretary General Mark Rutte briefed reporters on Thursday following a NATO Defense Ministerial meeting in Brussels. Before answering questions, Hegseth told NATO members that they must increase their defense spending from the current 2% of annual GDP.

It comes after the Ukrainian president suggested Donald Trump was "living in a disinformation space" created by Russia.

CNN’s Fareed Zakaria weighs in on Russia’s demands to remove NATO troops from Eastern European countries as a condition of peace negotiations to end the war in Ukraine.