After arrival, the Kyiv-born and US-educated envoy said that unnamed forces were trying to stir tension between Washington ...

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 ...

No one knows if President Donald Trump will withdraw the United States from NATO, the 75-year-old trans-Atlantic alliance ...