Marco Rubio has been confirmed by the Senate for secretary of state with unanimous support. Now comes the hard part that could make or break his tenure: retaining the full backing of his new boss, Donald Trump.

The Senate confirmed Senator Marco Rubio, Republican of Florida, on Monday as America’s 72nd secretary of state, putting a former political rival of President Trump at the helm of American diplomacy.

Vice President JD Vance has sworn in Rubio as Secretary of State, the first of Trump’s Cabinet nominees to take the job. Rubio said Trump’s primary priority will be furthering U.S. interests to make the country stronger,

So has John Ratcliffe, Mr. Trump’s pick for C.I.A. director. Mr. Ratcliffe said at his confirmation hearing on Wednesday that the United States was witnessing an “invasion through our digital borders from half a world away, in a few seconds and a few keystrokes.” He argued that America’s ability to deter such attacks had faltered.

Chinese President Xi Jinping will not attend President-elect Donald Trump's swearing-in ceremony, but he is sending Vice President Han Zheng as his special representative

Barron William Trump, the youngest son of US President Donald Trump, helped his father win a second term. Here are some key facts about him.

Former U.S. senator from Florida Marco Rubio jumps into new role as secretary of state with flurry of phone calls, planned trip to Panama.

Tensions between the U.S. and China have been rising for some time now, and Rubio's appointment has widely been seen as a sign that Trump plans to maintain a hard line on China during his second term. One of the most outspoken China hawks in Washington, Rubio has introduced several bills targeting the Chinese Communist Party.

Rubio was widely expected to be confirmed as the U.S.'s top diplomat and was the least controversial of Trump's Cabinet picks. He is the first nominee to be confirmed by the Senate and Republicans ...

Confirmations don’t come easier than this. The Senate approved the nomination of Sen. Marco Rubio (R-Fla.) to be secretary of state 99-0 Monday, hours after President Trump took the oath of ...

So please raise your right hand and repeat that for me. I, Marco Rubio solemnly swear solemnly swear that I will support and defend that I will support and defend the Constitution of the United ...

It was a contentious, aggressive telephone call, five days before the inauguration of President Donald Trump on Jan. 20.