President Donald Trump mused at length over his desire to absorb two countries protected by the NATO alliance on Thursday in ...

The North Atlantic Treaty Organization, or NATO, was established in 1949 — partially as a check against Soviet expansion in ...

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

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

European countries have broadly tried to wean themselves off a dependence on Russian oil in the more than three years since ...

But during the first week of his second administration, Trump increased his demand on NATO members to spend the treaty-stipulated 2% of their gross domestic product on defense spending to 5%. “Last ...

You have to keep NATO strong. You have to keep it relevant,” Trump said in the Oval Office while hosting NATO secretary general Mark Rutte.

Trump said on Thursday he's "not so sure" NATO allies would come to America's defense, despite its Article 5 being invoked ...

Uneasiness grows over continued U.S. support for the 75-year-old alliance as Trump casts doubt on support from other members ...

The change would be a departure from NATO’s Article 5, which states that an attack on one country is an attack on all. Three current and former senior U.S. officials and one congressional ...

NATO’s secretary general, in his first trip to the once-volatile Western Balkans, has underscored the alliance’s “steadfast ...

Ukraine was hoping for answers to key questions as European army chiefs and other military officials from over 30 countries ...