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

President Donald Trump announced Thursday that he would nominate national security adviser Mike Waltz to serve as UN ...

The president says Waltz, who started the leaked Signal chat, will be nominated as US ambassador to the UN and be temporarily replaced by Secretary of State Marco Rubio.

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

President Trump spoke to reporters from Air Force One Sunday night, answering questions from the national security advisor to an offer to send troops to Mexico to fight cartels.

Trump announced the moves shortly after news broke that Mike Waltz and his deputy Alex Wong were leaving the administration.

The Trump administration ousted national security advisor Mike Waltz and other staffers with the National Security Council, ...

President Donald Trump announced former national security advisor Mike Waltz as his choice to serve as ambassador to the U.N.

Secretary of State Marco Rubio will take over Waltz's White House duties in an interim capacity, Trump posted on Truth Social ...

The president did not elaborate on why he was sidelining Waltz, who struggled to gain the confidence of White House staffers.

Marco Rubio will be the first person since Henry Kissinger in the 1970s to hold the positions of secretary of state and ...

President Donald Trump announced that Mike Waltz had been ousted as national security advisor. He was previously caught up in "Signalgate." ...