Nancy A. Youssef is a national security correspondent whose reporting has focused largely on the U.S. military and the Arab world.

Defense Secretary Pete Hegseth has directed all members of key Pentagon advisory boards be removed, according to a recent memo. “To support the new strategic direction and policy priorities of the ...

Four senior advisers to Defense Secretary Pete Hegseth were named Thursday amid the turmoil at the Pentagon that has included ...

Col. Ricky Buria, Hegseth’s junior military assistant, has quickly become one of the beleaguered defense secretary’s closest ...

A Marine Corps colonel who has rapidly risen into defense secretary Pete Hegseth's inner circle has been identified as a key ...

Last month, after news broke that Secretary of Defense Pete Hegseth was using Signal to discuss sensitive military operations ...

Europe should step up its assistance to Ukraine in order to push Russian President Vladimir Putin to participate in ...

H e promised to end the war in Ukraine within a day. Now, insiders say, Donald Trump hopes to secure a ceasefire within his ...

UK and Germany have stepped into the breach as leaders of the so-called Ramstein group, but it hadn’t been clear whether this ...

Peace is out of reach for Ukraine due to Russian President Vladimir Putin’s ongoing aggression, the defense ministers of the ...

It's the first in-person gathering of the group of 50 countries organizing aid for Ukraine that didn't have the U.S. defense ...