European Union leaders on Friday downplayed skepticism from U.S. President Donald Trump about solidarity among NATO members.

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

And U.S. Defense Secretary Pete Hegseth said at his first meeting with NATO colleagues in Brussels on Wednesday ... assault near the central Greek city of Volos, in the first full-scale ...

Mr. Hegseth, at NATO headquarters in Brussels, said that Mr. Trump expected ... at a cemetery in the city of Vasylkiv, Ukraine in November.Credit...Mauricio Lima for The New York Times Then ...