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

U.S. Secretary of State Marco Rubio is set to replace Mike Waltz as the President's National Security Advisor, reports ...

The fired national security adviser engaged in intense coordination with Israeli Prime Minister Benjamin Netanyahu about ...

National security adviser Mike Waltz and his deputy, Alex Wong, will be leaving their posts in the Trump White House, ...

The president said Secretary of State Marco Rubio will serve simultaneously as acting national security adviser while ...

Here's a look at what happened in the U.S. government this week: President Donald Trump marked his 100th day in office with a ...

Welcome to The Hill’s Defense & NatSec newsletter {beacon} Defense &National Security Defense &National Security   The Big ...

John Bolton countered JD Vance's framing of national security adviser Mike Waltz's role change as a "promotion." ...

President Donald Trump has ousted National Security Adviser Mike Waltz and announced that he will nominate him as the next ...

President Donald Trump is forging ahead with his domestic and foreign policy agenda as he pushes for trade deals. Follow for ...

Rubio’s dual-hatted role comes on top of him serving as acting administrator of the largely shut down USAID and as acting ...