President Donald Trump chose from his most loyal supporters when he created his Cabinet and appointed others to key roles within his administration.

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

Secretary of State Marco Rubio declared Thursday that President Trump’s interest in taking control of Greenland and the Panama Canal “is not a joke” and vital to US national security interests.

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 ...

The new secretary of state took center stage in a diplomatic rift with Colombia over deportation flights, adding teeth to ...

President Donald Trump's renewed interest in buying Greenland is "not a joke," according to Secretary of State Marco Rubio. During an interview on Thursday with Megyn Kelly on Sirius XM ...

The new U.S. Secretary of State, Marco Rubio, will visit Costa Rica next week to discuss a range of critical issues, including migration flows, national and regional security, and the fight against ...

Secretary of State Marco Rubio said during an interview that President Trump’s wish to acquire the Arctic island Greenland is serious and rooted in national security concerns for both the rest ...

A diplomatic victory over Colombia capped a busy week for the U.S. State Deptment under new Secretary of State Marco Rubio, who oversaw an agency that quickly made border security and immigration ...