U.S. Secretary of State Marco Rubio on Thursday called for America's partners in the NATO alliance to up their defense ...

Marco Rubio is visiting NATO's headquarters for a meeting of foreign ministers, putting him on the front lines of the Trump administration's push against U.S. allies.

Secretary of State Marco Rubio told NATO members Thursday that the US remained committed to the alliance – if they massively ...

U.S. Secretary of State Marco Rubio and the Trump administration’s new envoy to NATO are seeking to reassure wary NATO allies ...

The US Secretary of State meets with NATO Foreign Ministers in Brussels.NATO Foreign Ministers hold a meeting in Brussels ...

US Secretary of State Marco Rubio assured nervous NATO allies on Thursday of Washington's commitment but urged them to massively ramp up defense spending. The call comes as Donald Trump sows doubt ...

US Secretary of State Marco Rubio has reassured allies that Donald Trump is not anti-NATO and that the country will remain in ...

Denmark considers US President Donald Trump's plans to annex Greenland unacceptable. They undermine Danish sovereignty, said ...

It claims that the secretary of state has authority under what the Associated Press calls “a seldom-invoked statute… to ...