WASHINGTON (Reuters) - U.S. National Security Advisor Mike Waltz received emails via his personal email account but has never ...

In an interview with MeidasTouch Tuesday, former national security adviser Susan Rice said that Witkoff’s use of Signal while ...

Waltz and at least one senior aide used the commercial email service to discuss sensitive government matters, The Washington ...

The national security adviser's use of the messaging app is under scrutiny after he mistakenly added a journalist to a ...

President Donald Trump is making his clearest commitment to not fire anyone over an embarrassing accidental leak of his ...

This may be presumptuous, but it strikes me that the new administration’s national security team could use some advice. I ...

Courts are challenging Trump’s deportation powers, sparking a broader fight over who controls foreign policy and national ...

A guide from the national intelligence director’s office says “information providing indication or warning that the U.S. or ...

President Donald Trump is ending collective bargaining with federal labor unions in agencies with national security missions ...

For the first time in over a decade, climate change did not appear on the U.S. intelligence community's annual threat ...

Senior members of the Trump administration’s National Security Council — including its top national security adviser, Michael ...