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

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 announced Thursday that he would nominate national security adviser Mike Waltz to serve as UN ambassador, after widespread reports that Trump planned to oust him, in the first ...

The Trump administration is overhauling the National Security Council after it announced former National Security Advisor ...

The NSC has traditionally played a pivotal role in advising the president for his biggest diplomatic and security decisions.

NPR's Mary Louise Kelly speaks with former national intelligence official Richard Clarke about the changes at the National ...

The Trump administration reportedly dismissed a handful of staffers at the National Security Council (NSC) on Friday, ...

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

Dozens of employees were reportedly relieved from their positions with the National Security Council, with an eye towards ...

President Donald Trump is ordering a major overhaul of the National Security Council that will shrink its size, lead to the ...