The North Atlantic Treaty Organization is widely considered the largest peace-time military alliance in the world. The 32 ...

Trump, famously critical of the alliance the U.S. had led for decades, has already cast doubt across Europe on how reliable ...

Beginning with just 12 member-states — including Canada, France, Great Britain, and the United States — NATO has expanded to include 32 members, and is now considered the largest peace-time ...

Europe's NATO members may publicly express confidence in the continent's relationship with the U.S., but many European ...

Trump has repeatedly expressed his contention that European countries have been taking advantage of the U.S. by not spending more on defense.

NATO forces — made up of troops volunteered by member states — operated as peacekeepers in Bosnia in the 1990s and bombed Serbia in 1999 to protect Kosovo, where the alliance still has troops.

President Trump said Thursday that NATO had to remain “strong” — as the military alliance’s top official praised him for ...

NATO Secretary-General Mark Rutte is praising President Donald Trump for motivating fellow transatlantic alliance members to ...

WASHINGTON − The new head of NATO and President Donald Trump agree on one thing: European member states should be paying more for their defense. Seated next to Trump in the Oval Office on ...