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

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

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 told NATO allies on Thursday that Washington remained committed to the alliance but ...

BRUSSELS -- U.S. Secretary of State Marco Rubio and the Trump administration’s new envoy to NATO arrived Thursday in Brussels ...

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

U.S. Secretary of State Marco Rubio dismissed what he said was "hysteria" about America's future in NATO, saying President ...

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

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

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

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