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

Secretary of State Marco Rubio is traveling this week to a gathering of top diplomats. He is sure to find allies alarmed, ...

But NATO without the US is far from impotent, with more than a million troops and modern weaponry at its disposal from the 31 other countries in the alliance. It also has the wealth and ...

The North Atlantic Treaty Organization, known as NATO, is a mutual-defense alliance that was established after World War II, in 1949, by the United States, Canada and 10 European countries.

But on Thursday afternoon in the Oval Office, Trump made extensive comments denigrating NATO members as unreliable, arguing that it was “common sense” not to defend countries not funding their ...

Concerns have mounted as Mr. Trump has voiced increasingly critical comments about NATO, suggesting that European countries should take on greater costs of maintaining the alliance. In recent years, ...