The close adviser to President Donald Trump has publicly supported the United States withdrawing from the military alliance.

Trump said he told NATO allies that if they’re not going to pay their bills, he won’t defend them.

Tensions are running high between the US and its NATO allies. What the future of NATO looks like without the US.

Good morning. Defense is top-of-mind across Europe, with Germany’s chancellor-in-waiting saying he’s ready to compromise with ...

The US accounted for the majority of arms imports by European NATO states in the last four years, a Swedish research group found, highlighting their dependence at a time when transatlantic relations ...

Trump has repeatedly criticized Europe's defense spending and previously threatened to leave NATO if allies didn't pay more.

Sir Richard said US President Donald Trump delivered a "mortal blow" to NATO following his comments about the war in Ukraine ...

US Republican Senator Lindsey Graham is preparing a new bill on sanctions against Russia which he plans to submit this week.

A retired British general who was one of NATO's senior commanders has warned that Russian President Vladmir Putin would wreak ...

A future German coalition government could take a "more rational" approach to China policy, a former Chinese envoy to Germany ...

Increasing international tensions, global warming and the changing world economy have put Greenland at the heart of the debate over global trade and security, and Trump wants to make sure that the U.S ...