Waltz is a former Green Beret and Florida representative who resigned from Congress to join the Trump administration. He ...

The lawmakers used Waltz's nomination hearing for U.N. ambassador to resurrect criticisms of the handling of sensitive Signal chats.

White House National Security Adviser Mike Waltz listens to a question from a reporter in the James Brady Press Briefing Room at the White House in Washington, Feb. 20, 2025.

NSA Mike Waltz was nominated as UN ambassador after he mistakenly added a journalist to a Signal chat discussing military ...

President Donald Trump has been using diplomatic appointments as a soft landing for officials leaving his administration.

Former national security adviser Mike Waltz, removed from office amid the Signal chat controversy, spent Tuesday in the Senate confirmation hearing for his nomination as U.S. ambassador to the U.N.

White House National Security Adviser Mike Waltz listens to a question from a reporter in the James Brady Press Briefing Room at the White House in Washington, Feb. 20, 2025.

Former national security adviser Mike Waltz portrayed the international body as bloated and rife with antisemitism during his confirmation hearing.

Mike Waltz, President Trump's former national security adviser, is testifying before the Senate Foreign Relations Committee as he vies to become the U.S. ambassador to the United Nations.

President Donald Trump has nominated former national security adviser Mike Waltz to now serve as the U.S. ambassador to the United Nations. The move comes just hours after news broke that Waltz ...