Rubio must ensure diplomats support U.S. allies and prioritize U.S. interests over ambassadors’ desire for smooth tenures and good relations with their hosts.

Trump is facing articles of impeachment barely two weeks after returning to the White House, with Texas Democratic ...

Secretary of State Marco Rubio told U.S. diplomats behind closed doors about how foreign aid will be distributed by the Trump administration.

President Donald Trump's top diplomat and his main spokesperson on Wednesday walked back the idea that he wants the permanent ...