Mike Waltz, who played a central role in the Signal-gate, is now out as Trump's National Security Advisor, but why did he decide to resign?

National security adviser Mike Waltz is leaving his White House post, although soon after reports about his departure were published, President Trump announced he plans to nominate him to be ...

Mike Waltz, the former top national security advisor, has been named UN ambassador by President Donald Trump. Secretary of State Marco Rubio will serve as the acting national security advisor.

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 ...

National security advisor Mike Waltz speaks as he sits with President Donald Trump during an Ambassador Meeting in the Cabinet Room of the White House in Washington, D.C., on March 25.

President Donald Trump said Thursday that he would nominate outgoing national security adviser Mike Waltz to be the U.S. ambassador to the United Nations. “From his time in uniform on the ...

WASHINGTON — Mike Waltz is on his way out as President Trump’s national security adviser, three sources familiar with the matter told The Post Thursday. The former Florida congressman, 51, was ...

“From his time in uniform on the battlefield, in Congress and, as my National Security Advisor, Mike Waltz has worked hard to put our Nation’s Interests first,” Trump wrote on May 1.

Waltz will no longer serve as Trump’s national security advisor, but he was nominated to be the next U.S. ambassador to the U.N. Learn all about him and his political career here.