Signalgate was the national security adviser’s most glaring mistake. But his problems ran deeper. After Michael Waltz, the ...

The ousted national security adviser will be nominated for U.N. ambassador, a less influential post, after his ...

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

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

Waltz did not require congressional approval to serve earlier as President Donald Trump’s national security adviser ...

The app Waltz was using appeared to be “TM SGNL,” a modified version of Signal that retains and archives messages to comply ...

The president says Waltz, who started the leaked Signal chat, will be nominated as US ambassador to the UN and be temporarily replaced by Secretary of State Marco Rubio.

On Thursday, national security adviser Michael Waltz was ousted from his post in the most unceremonious way possible. Waltz had been long rumored to be on thin ice with President Donald Trump even ...

Michael Waltz, who on Thursday was ousted as President Donald Trump’s national security adviser. (Brendan Smialowski/AFP/Getty Images) Michael Waltz had all the right credentials to be national ...

After news broke in March that National Security Advisor Michael Waltz accidentally invited a journalist to a Signal chat where he and other cabinet officials discussed secret military strike ...