NATO sent a subtle message to Donald Trump via social media on Sunday as the U.S. president refuses to back down his plans ...

President Trump is on a collision course with Republican defense hawks over the question of whether the United States should continue its 75-year military leadership of NATO and at what level of ...

Ukrainian President Volodymyr Zelenskyy believes that Ukraine should not remove its course toward NATO membership from the Constitution. Allies' positions on Ukraine's future membership could change, ...

Commander Erik Kockx (C) from Belgium speaks at the Kiel-Wik naval base during the handover of leadership of the "Standing Nato Mine Countermeasures Group 1" from Germany to Belgium. Axel Heimken/dpa ...

The North Atlantic Treaty Organization is trying to set its future course in Dayton. The organization released its most detailed statement Saturday on what its Parliamentary Assembly is trying to ...

Veteran diplomat tells CBS News Denmark "ready to cooperate" on Greenland, and he expects U.S. to abandon "anachronistic ...