Currently, top US diplomat Marco Rubio both heads the State Department and serves as the US leader's national security adviser ...

Mike Waltz was removed as national security advisor, followed by the president nominating him for another position.

Trump recently nominated Mike Waltz to serve as the U.N. ambassador after moving him out of the national security adviser role.

President Donald Trump is circumspect about his duties to uphold due process rights laid out in the Constitution, saying in a ...

In his latest exclusive interview with NBC News, President Trump had high praise for Secretary of State Marco Rubio after he ...

President Donald Trump said Sunday that Defense Secretary Pete Hegseth is not going anywhere after being part of the same unsecured text chain that got National Security Advisor Mike Waltz ousted from ...

"There's no way he can carry all that entire load on his own," Sen. Tammy Duckworth said of Rubio occupying multiple jobs in ...

Secretary of State Marco Rubio's growing portfolio of administration roles — which now includes acting national security ...

President Donald Trump offered his clearest indication yet that he will leave the White House at the end of his second term ...

In a dramatic shift in fortunes, Rubio is the first person since Henry Kissinger to be both secretary of state and national ...

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

Waltz’s fate was sealed by his inclusion of a journalist on a sensitive Signal group chat in March. But he had been clashing ...