The day after Donald Trump was sworn in as America's 47th president, former U.S. senator from Florida, Marco Rubio, was sworn in as the 72nd secretary of state. Rubio was the first of Trump's ...

Secretary of State Marco Rubio says President Donald Trump’s desire to acquire Greenland and retake control of the Panama Canal is driven by legitimate national security interests stemming from growing concerns about Chinese activity in the Arctic and in Latin America.

Florida Sen. Marco Rubio was confirmed by the Senate to be the next secretary of state Monday night, making him the first of President Trump's Cabinet picks to receive congressional approval.

A Taliban ambassador is warning new U.S. Secretary of State Marco Rubio against making threats after he said he would place bounties on Afghanistan’s rulers for their continued detention of U.S. natio

Yes, by all means, Secretary of State Marco Rubio should be “realistic” about Ukraine. Let’s win.

U.S. Secretary of State Marco Rubio spoke with Israeli Prime Minister Benjamin Netanyahu on Wednesday to reiterate Washington's support for its ally, and the two also discussed Iran and Israeli hostages in Gaza,

On his first full day as secretary of state, Marco Rubio is meeting with his counterparts from a group of countries known as the Quad, which is made up of the United States plus India, Japan and Australia,

Secretary of State Marco Rubio has met with his counterparts from Australia ... has prompted China to accuse the four countries of attempting to form an “Asian NATO,” though it is a very different construction and has no mutual-defense pact, a key ...

A Taliban envoy cautioned U.S. Secretary of State Marco Rubio against rising tensions with threats of bounties on Afghan leaders.

U.S. Secretary of State Marco Rubio's trip to Central America, including Panama, is partially about countering China, a State Department spokesperson told Fox Business, as new President Donald Trump is pushing to "take back" the Panama Canal.

European Union foreign policy chief Kaja Kallas and U.S. Secretary of State Marco Rubio discussed the Ukraine war, Iran and China on Tuesday in their first phone call since the Trump administration took office on Jan.