U.S. Secretary of State Marco Rubio on Friday attempted to ease tensions with NATO members and the prime minister of the host ...

Marco Rubio is visiting NATO's headquarters for a meeting of foreign ministers, putting him on the front lines of the Trump ...

Secretary of State Marco Rubio told NATO allies they must make hard choices and increase defense spending to 5% to bolster ...

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

Whether the Kremlin is serious about peace talks to end the Ukraine war will become clear soon, the secretary of state said.

U.S. Secretary of State Marco Rubio told NATO allies on Thursday that Washington remained committed to the alliance but ...

The secretary of state’s trip comes amid an abrupt shift in relations between the United States and Europe after close ...

U.S. Secretary of State Marco Rubio on Friday downplayed the impact of the Trump administration's tariffs on NATO members' ...

Secretary of State Marco Rubio arrived at in Brussels Thursday for talks that allies hope will shed light on the U.S.’ future ...

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

European allies and Canada are deeply concerned by President Trump’s readiness to draw closer to Russian leader Vladimir ...

U.S. Secretary of State Marco Rubio will reportedly meet with Danish Foreign Minister Lars Løkke Rasmussen on the sidelines ...