President Donald Trump's 16th week back in the Oval Office is expected to include a visit from Canadian PM Carney, trade talks and ongoing negotiations to end the war in Ukraine.

Marco Rubio is now secretary of state and acting national security advisor. NPR speaks with former national security adviser John Bolton about whether it's really possible to juggle both roles.

Trump removes Mike Waltz as national security adviser, naming him UN ambassador. Rubio steps in as interim. Waltz’s exit ...

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

The White House is backtracking after President Donald Trump said in a social media post that he was renaming Veterans Day.

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

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

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