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

U.S. Secretary of State Marco Rubio is hearing from Pennsylvania lawmakers pushing for the release of Marc Fogel from Russia.

President Donald Trump kicked off his second term with a flurry of executive actions on immigration, Jan. 6, health policy ...

U.S. Secretary of State Marco Rubio praised the relations with Vietnam during his phone talks with Vietnamese Deputy Prime Minister and Minister of Foreign Affairs Bui Thanh Son on Friday.

Secretary of State Marco Rubio encouraged Vietnam to address its trade imbalances with the US in a call with Foreign Minister ...

Secretary of State Marco Rubio, in a memo reviewed by NBC News, said additional guidance would be issued on existing ...

Marco Rubio's first trip as U.S. secretary of state to Central America to address migration and Panama Canal concerns.

The Department of Justice says it will "vigorously defend" Donald Trump's executive order ending birthright citizenship, ...

World: Panama, which has long been friendly to US, complained to the United Nations over Trump's threat. President Jose Raul ...

WASHINGTON — Secretary of State Marco Rubio will make his first official trip abroad next week to Central America, including ...

China vowed to defend its “national interests” after US President Donald Trump stated that he was considering imposing a 10% ...