Illinois Democrat Sen. Tammy Duckworth asks Secretary of State Marco Rubio whether the U.S. is currently in a state of war ...

Marco Rubio now has one less critical role to worry about in the Trump administration.

Rand Paul confronted Secretary of State Marco Rubio over Trump’s Venezuela actions, arguing they would constitute an act of war.

At his first Senate Foreign Relations Committee hearing since Nicolas Maduro was seized, Secretary of State Marco Rubio warns the U.S. could still use force to pressure Venezuela's adminstration.

Secretary of State Marco Rubio and Democratic Sen. Tammy Duckworth of Illinois raised their voices at each other during an ...

Ky., repeatedly asked Secretary of State Marco Rubio at a congressional hearing Wednesday on why the U.S. ouster of Venezuela ...

Sen. Jim Risch (R-ID) wasn't having any of it as a protester began shouting during Secretary of State Marco Rubio's testimony ...

President Donald Trump is publicly staying neutral in the simmering discussion about who might succeed him as the Republican ...

Secretary of State Marco Rubio gave a full-throated defense Wednesday of President Donald Trump’s military operation to oust ...

Sen. Rand Paul (R-Ky.) on Wednesday criticized Secretary of State Marco Rubio’s assertion that the U.S.’s capture of ...

Rubio said "the president does reserve the option in self defense." ...