With four hats, including national security adviser, the former Trump rival is defying predictions he’d be a weak player.

Germany’s foreign ministry has hit back at U.S. Secretary of State Marco Rubio after he criticized the decision to classify ...

A clash erupted between US Secretary of State Marco Rubio and Germany’s Foreign Ministry over the classification of the ...

Germany just gave its spy agency new powers to surveil the opposition,” US Secretary of State Marco Rubio posted on his ...