For weeks, UN officials have been on tenterhooks waiting to see who US President Donald Trump would appoint as his ambassador ...

"I think it will be a brutal confirmation hearing," Sen. Mark Warner said of Mike Waltz. "I think he's going to have tough ...

A phone app that Mike Waltz, President Donald Trump’s former national security adviser, apparently used to save his text ...

The Washington Post reported that Donald Trump soured on Waltz over Waltz's support for an Israeli attack on Iran.

Sen. Tammy Duckworth (D-Ill.) said former national security adviser Mike Waltz will face a “brutal, brutal” confirmation ...

Trump announced the move in a post on Truth Social.

President Donald Trump said that he is naming Secretary of State Marco Rubio as acting national security adviser to replace ...

The Signal group chat scandal and Waltz’s hawkish stance on Iran are being touted as the reasons for his ouster as NSA.

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

Trump confirms Mike Waltz will be replaced as national security adviser; to be appointed as US Ambassador to United Nations.

President Donald Trump has nominated former National Security Adviser Mike Waltz to serve as the US Ambassador to the United ...

President Trump said Rubio will be acting National Security Adviser as he nominates Waltz to be the United States' ambassador ...