President Trump's tone has shifted both toward Putin and regarding the continuation of U.S. military support for Ukraine.

NATO's surprising move after Ukraine attack stuns Europe and the shocking decision will completely change everything you ...

Since the Cold War, the United States and many of its North Atlantic Treaty Organization allies have regarded the Arctic as a ...

NATO members recently agreed to increase defense spending to 5% by 2035 — a "quantum leap," according to the military ...

Russia has criticised the planned deployment of longer-range U.S. missiles in Germany as a serious threat to its national ...

NATO Secretary-General Mark Rutte is set to meet President Donald Trump this week on the heels of the U.S. leader announcing ...

NATO Secretary-General Mark Rutte is in Washington for talks with President Donald Trump, Secretary of State Marco Rubio and ...

US President Donald Trump issued a stark ultimatum to Vladimir Putin: end the war within 50 days or face 100% tariffs on ...

President Donald Trump expressed doubts about European Union's commitment to fight for the U.S. in a potential conflict, ...

Mike Waltz has told lawmakers at his confirmation hearing to be U.S. ambassador to the United Nations that he plans to make ...