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

Trump has repeatedly expressed his contention that European countries have been taking advantage of the U.S. by not spending more on defense.

Trump doubts NATO allies' integrity towards the USA. Historically, NATO's Article 5 has only been called upon once. And the ...

European countries have broadly tried to wean themselves off a dependence on Russian oil in the more than three years since ...

NATO Secretary-General Mark Rutte said nothing about the possibility of the U.S. threatening a founding NATO member, after Trump called the Canadian border 'artificial.' ...

NATO Secretary-General Mark Rutte is praising President Donald Trump for motivating fellow transatlantic alliance members to ...

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

Momentum is building among some Republicans and SpaceX and Tesla CEO Elon Musk to withdraw the U.S. from NATO amid stalled ...

Confidence in America's role in safeguarding its allies in Europe is wavering, while Washington has launched into a trade war ...

European NATO countries have more than doubled their arms imports over five years, with 60 percent sourced from the US, a ...

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

The UK is talking about sending ground troops to the Ukraine., Starmer has discussed the possibility of the UK participating in a coalition of ...