NATO continues to prepare for military exercises involving the United States this year and beyond, the alliance said.

Europe is staring down the barrel of a stark new reality where the United States being the backbone of NATO – the alliance ...

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

Uneasiness grows over continued U.S. support for the 75-year-old alliance as Trump casts doubt on support from other members ...

Asked about NATO Article 5 commitment, Trump says U.S. "not going to defend" allies that fail to meet his spending ...

President Donald Trump is expressing uncertainty that NATO would come to the United States’ defense if the country were ...

American billionaire Elon Musk, who is close to US President Donald Trump, believes that the United States should leave NATO ...

As some Republican lawmakers push for the US to leave NATO, questions arise about the alliance's role, history, and impact on ...

Trump’s nominee to serve as the U.S. ambassador to NATO said his commitment to the alliance is “ironclad.” Trump contradicted ...

A politician vying to replace Justin Trudeau as Canada's next leader has suggested forming a closer alliance with Britain and ...

Trump said on Thursday he's "not so sure" NATO allies would come to America's defense, despite its Article 5 being invoked ...

Europe is staring down the barrel of a stark new reality where the United States being the backbone of NATO – the alliance that has guaranteed the continent’s security for almost 80 years ...