Signalgate was the national security adviser’s most glaring mistake. But his problems ran deeper. After Michael Waltz, the ...

National security adviser Mike Waltz drew criticism after unintentionally adding Atlantic editor Jeffrey Goldberg to a chat ...

Mike Waltz, the national security adviser for President Donald Trump, is seen in photos using Signal during a Cabinet meeting ...

Waltz inadvertently added The Atlantic's editor-in-chief to a group thread discussing sensitive national security matters.

Former White House chief of staff Mark Meadows weighs in on President Donald Trump nominating national security advisor ...

The ousted national security adviser will be nominated for U.N. ambassador, a less influential post, after his ...

Mike Waltz is on his way out as President Trump’s national security adviser, a source familiar with the matter told The Post ...

As sources on Thursday confirmed Mike Waltz’s exit from his post as national security adviser, the impact of the U.S.

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

Trump announced he will be ambassador to the United Nations after Fox News reported that Waltz and other staffers in the ...

Donald Trump ’s decision to remove Mike Waltz as his national security adviser could be followed by a mass firing of White ...