Former national security adviser John Bolton characterized Marco Rubio’s new dual role as secretary of state and national ...

The Alien Enemies Act was passed because the Founding Fathers understood that the president would need to be able to take ...

There is a very real possibility that Trump keeps Rubio as both secretary of state and national security adviser, according ...

Top diplomat, foreign aid chief, national archivist and now national security advisor. Marco Rubio's expanding resume ...

Secretary of State Marco Rubio has been thrown into two top national security roles at once after President Donald Trump ...

Secretary of State Marco Rubio has been thrown into two top national security roles at once, showing a building trust from ...

In a sweltering Rose Garden on Thursday, as President Donald Trump intoned at length about restoring faith to the White House ...

As Secretary of State, Marco Rubio has been Donald Trump’s reliable echo on issues like Iran, Ukraine and Gaza. But Steve ...

Trump said he's nominating Michael Waltz to be ambassador to the United Nations, while Secretary of State Marco Rubio will ...

Donald Trump named Secretary of State Marco Rubio interim national security adviser and announced he will nominate Mike Waltz ...

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