President Donald Trump announced Thursday that he would nominate national security adviser Mike Waltz to serve as UN ...

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.

He said Waltz was "fine" despite being "beat up" after accidentally adding Goldberg to the group chat. President Donald Trump, accompanied by U.S. National Security Adviser Michael Waltz takes a ...

The Trump administration ousted national security advisor Mike Waltz and other staffers with the National Security Council, ...

Waltz inadvertently added The Atlantic's editor-in-chief to a group thread discussing sensitive national security matters.

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

The national security adviser seemed at a loss. It fell to Michael Waltz to explain to handpicked members of his staff this ...

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

National security adviser Michael Waltz is expected to depart his post, according to numerous media reports citing anonymous U.S. officials.

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

By Maggie Haberman David E. Sanger and Jonathan Swan Reporting from Washington President Trump on Thursday removed his national security adviser, Michael Waltz, and nominated him as ambassador to ...