President Trump spoke to reporters from Air Force One Sunday night, answering questions from the national security advisor to ...

President Donald Trump has gone through his share of national security advisers. But he doesn't hold the record, yet.

National security adviser Mike Waltz is leaving his White House post, although soon after reports about his departure were ...

Mike Waltz has been nominated to serve as the next U.S. ambassador to the United Nations. In turn, there's renewed interest ...

President Donald Trump is replacing his National Security Adviser, Mike Waltz, and nominating him to be Ambassador to the ...

Waltz initiated a Signal chat that included details of attacks against Houthis. Now he’s Trump’s pick to be the American ...

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

National security adviser Mike Waltz is leaving his post and will become America’s ambassador to the United Nations, marking ...

Waltz's exit comes just weeks after it was revealed he added a journalist to a Signal chat being used to discuss military ...

President Donald Trump floated his deputy chief of staff, Stephen Miller, as an option to be his next national security adviser after he ousted Mike Waltz from the role last week.

President Trump is tapping national security adviser Mike Waltz to be his ambassador to the United Nations following reports ...

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