After taking the oath of office, Marco Rubio promised that every action taken by the State Department will be determined by the answers to three questions.

Rubio's appointment as secretary of state has been seen as sign that Trump plans to maintain a hard line on China.

Secretary of State Marco Rubio has met with his counterparts from Australia, India and Japan as the Trump administration kicks off its formal foreign policy engagements in discussions with the Indo-Pacific “Quad.

WASHINGTON (AP) — Secretary of State Marco Rubio will make his first official trip abroad next week to Central America, including a stop in Panama, which President Donald Trump has riled with talk of trying to reclaim the Panama Canal.

Trans, intersex, and nonbinary people applying for passports will no longer be able to select an “X” marker for gender.

He’s being undermined by fellow Republicans, and that’s before he shows up to lead a workforce Trump distrusts.

Marco Rubio is refusing to get involved in domestic politics despite multiple news organizations asking for comment on the pardoning of Jan. 6 rioters.

New U.S. Secretary of State Marco Rubio discussed China's "dangerous and destabilizing actions in the South China Sea" with his Philippine counterpart on Wednesday and underscored the "ironclad" U.S.

The president’s carefully chosen appointments represent his vision and priorities for his return to the White House

A federal judge temporarily blocked the president's effort to end birthright citizenship, calling it "blatantly unconstitutional" after multiple states tried to stop it in court. On Capitol Hill, though,

The Senate quickly confirmed Marco Rubio as secretary of state Monday, voting unanimously to give President Donald Trump the first member of his new Cabinet on Inauguration Day. Rubio, the Republican senator from Florida,