An encrypted messaging app used by the Trump administration temporarily suspended its operations Monday after suffering a ...

An Israeli app used by then-U.S. National Security Adviser Mike Waltz to archive chats on Signal was easily hacked and his ...

President Donald Trump is looking for a new national security adviser now that Mike Waltz -- the man responsible for the Signal controversy -- is moving to U.N. ambassador. Trump told reporters Sunday ...

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

It is crucial that Trump understands the goal is to ensure that Iran does not acquire the most dangerous weapons known to man ...

Maritsa Georgiou, who hosts the podcast "Grounded" with former Sen. Jon Tester, beaks down the week's top political headlines ...

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

Former national security adviser Mike Waltz was photographed using the Signal app during a Cabinet meeting on Wednesday, a ...

It wasn’t a serious suggestion or viable solution. It was the latest puerile behavior from a performative, left-wing politician in a dishonest political party.

Mike Waltz, President Trump's national security advisor, is leaving the White House weeks after he accidentally added a journalist to a Signal chat.

Trump said he's nominating Michael Waltz to be ambassador to the United Nations, while Secretary of State Marco Rubio will ...

National security advisor Mike Waltz will be leave his post in the Trump administration, which comes on the heels of ...