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.

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

Fox News Digital took a look at whom President Donald Trump could select to replace former national security advisor Mike Waltz.

Trump said that Waltz "has learned a lesson and is a good man." President Donald Trump said he is confident in his national security adviser, Mike Waltz -- a day after a report detailed how he ...

Mike Waltz had faced criticism for mistakenly adding a journalist to a chat group where sensitive military plans were discussed.

The following is the transcript of an interview with National Security Adviser Mike Waltz that aired on "Face the Nation with Margaret Brennan" on March 23, 2025. MARGARET BRENNAN: Good morning ...

WASHINGTON − Mike Waltz is out as President Donald Trump's national security adviser and is instead his new nominee for ambassador to the United Nations in a major shake-up of Trump's national ...

Some worry that redirecting foreign-policy responsibilities away from the NSC to other bureaucrats could hinder the president ...

The move is the latest effort to slim down a federal agency, and after Trump announced former National Security Advisor Mike Waltz would depart his post at the White House overseeing the agency.  Read ...

The staff sent home included both career officials who were detailed to the NSC, as well as some political appointees.

The shake-up is just the latest shoe to drop at the NSC, which is being dramatically made over after the ouster early this month of Trump's national security adviser Mike Waltz, who in many ways had ...