As defense startups proliferate, they look to the Pentagon for contracts—while encouraging it to reform itself.

This comes after the former National Security chief added the Editor-in-Chief of the Atlantic to a group chat that contained ...

Elegant, eloquent, and tough, Anton would bring a level of seriousness and resolve to the post—to say nothing of an innate understanding of what Trump wants and needs.

The fired national security adviser engaged in intense coordination with Israeli Prime Minister Benjamin Netanyahu about ...

Secretary of State Marco Rubio is taking over for Michael Waltz as National Security Adviser, but Rubio is keeping his main job and other roles.

Thursday was a roller coaster ride for Michael Waltz, who was removed as national security adviser and later named to be U.N.

Former national security adviser Michael Waltz in the Cabinet Room of the White House in March. Shawn Thew / EPA / Bloomberg ...

White House insiders are buzzing about the possibility of Stephen Miller, President Trump’s top policy and homeland security ...

Waltz was at the center of the Signal chat controversy, in which a journalist was accidentally included in a discussion of ...

A Reuters photographer captured an image of Michael Waltz’s phone screen during a White House cabinet meeting, a day before ...

National security adviser Mike Waltz is out, with Secretary of State Marco Rubio replacing him on an interim basis. President ...