President Donald Trump cast doubt Thursday on NATO’s commitment to defend the U.S. if attacked, despite the alliance’s ...

WASHINGTON (AP) — President Donald Trump on Thursday expressed uncertainty that NATO would come to the U.S.’s defense if the ...

Ukraine has made membership in NATO a key strategic aim ... under U.S. protection against the Soviet Union, which during the Cold War was cementing its domination over Central and Eastern Europe ...

The U.S. was one of 12 nations that formed NATO following World War II to counter the threat posed by the Soviet Union to Western European during the Cold War. Its membership has since grown to 32 ...