Secretary of State Marco Rubio gave assurances that the U.S. will not make concessions to Russia's Vladimir Putin that cross ...

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

United States Secretary of State Marco Rubio on Friday said Washington would soon determine whether Moscow is genuinely ...

The US Secretary of State said President Donald Trump would not be "trapped" by endless negotiations with Moscow over the ...

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 arrived at NATO to reassure the alliance about Trump’s intentions but warn that it can’t rely ...

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

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

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

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

Rubio arrives in Brussels on Thursday for two days of meetings with his NATO counterparts and European officials, and he can ...