Mike Waltz, Trump's former national security adviser, faced questions from Democrats on the Signal chat controversy Tuesday in confirmation hearing for U.N. ambassador.

Waltz is a former Green Beret and Florida representative who resigned from Congress to join the Trump administration. He served as national security adviser for roughly three months. Trump reshuffled his team and named Secretary of State Marco Rubio acting national security adviser on May 1.

Welcome to The Hill’s Defense & NatSec newsletter{beacon} Defense &National Security Defense &National Security   The Big Story Waltz emerges largely unscathed

Eddie Pool told lawmakers it is “highly unlikely” the agency’s IT office would need to rehire employees who left through deferred resignation or early retirement.

Former National Security Advisor Mike Waltz faced scrutiny over a Signal chat incident during his U.N. ambassador hearing before the Senate Foreign Relations Committee.

The United Nations needs reform and the United States must have a strong voice to counter China, Mike Waltz, U.S. President Donald Trump's pick to be his U.N. envoy, said on Tuesday, adding that he is "confident we can make the U.

Senate Democrats laid into Mike Waltz over his role in the Signalgate scandal during his confirmation hearing on Tuesday. Waltz, Trump’s former national security adviser, came in for a grilling from lawmakers as he’s seeking confirmation as the new U.

Trump's U.N. ambassador nominee Mike Waltz would focus on reforming ineffective peacekeeping missions, dismantling UNRWA and combating antisemitism at the United Nations.