Russia has seen around 900,000 troop casualties since unleashing its full-scale invasion of Ukraine more than three years ago ...

The assignment was part of a new program aimed at suspected Russian sabotage. None has occurred since NATO began patrols.

Let’s not have any illusions. Let’s not lie to ourselves that Russia is going to be done after Ukraine,” said Lithuania’s ...

US Secretary of State Marco Rubio assured nervous NATO allies on Thursday of Washington's commitment but urged them to ...

Baltic Sentry mission taps ships, planes and drones to police one of the world’s busiest waterways.

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

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.

NBC News joined a NATO flotilla as it sailed the icy sea hunting Russian saboteurs accused of targeting undersea cables.

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

Sweden sent its Gripen jets to a NATO air defense mission in Poland, shifting from conducting missions only over its own ...

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