With four hats, including national security adviser, the former Trump rival is defying predictions he’d be a weak player.

Germany’s Foreign Ministry has responded forcefully to U.S. Secretary of State Marco Rubio's criticism of the country's ...

The newly appointed interim national security adviser is preparing to stay in that role for up to six months, a person close ...

Secretary of State Marco Rubio said that the United States has more important challenges in the world than the conflict on ...

"We want to send you some of the most despicable human beings to your countries," Secretary of State Marco Rubio said he is ...

The former senator from Florida is now the head of four government bodies. He has outdone Henry Kissinger and even Xi Jinping ...

Marco Rubio was just two weeks into his new job when he got a critical lesson in being President Donald Trump’s secretary of ...

Recent proposals to restructure the State Department, led by Secretary of State Marco Rubio, could be a catalyst for that ...

After the removal of Mike Waltz as national security adviser, Marco Rubio now has four different roles in Donald Trump's ...

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

Zach Witkoff—son of Middle East envoy Steve Witkoff and founder of the Trump family’s crypto firm, World Liberty ...

WASHINGTON – A jolt of staff upheaval this week made Marco Rubio the first person in 50 ... nominated to be Mr Trump’s ambassador to the United Nations. On the surface, the upheaval ...