Retired Lt. Gen. H.R. McMaster, a CBS News contributor who served as national security adviser in President Trump's first ...

President Donald Trump’s removal of national security adviser Mike Waltz brings further disruption to his national security ...

Sen. Tammy Duckworth said Sunday that she expects Mike Waltz to have a "brutal hearing" for U.N. ambassador after his surprise departure as national security adviser.

President Trump reportedly wasn't "happy" about his national security adviser's hawkish stance on striking Iran nuclear sites ...

The latest controversy comes as both Waltz and current Defense Secretary Pete Hegseth have made headlines for multiple Signal ...

Sen. Mark Warner (D-Va.) predicts that former national security adviser Mike Waltz will face a “brutal” confirmation hearing ...

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

Democrats on the Foreign Relations Committee, the panel that will weigh Mike Waltz’s nomination for United Nations ambassador ...

Senator Tammy Duckworth (D-Ill.) spoke with Margaret Brennan on Face the Nation Sunday about Pete Hegseth, Mike Waltz, ...

Regardless of whether all the claims are true, it does appear as if the policy split came over the issue of a US attack on ...

A new report claims that Mike Waltz attempted to negotiate military action against Iran with Israel without including Trump ...