President Donald Trump has appointed Secretary of State Marco Rubio to temporarily serve as national security adviser following the removal of Mike Waltz and his deputy Alex Wong.. Waltz's ...

Secretary of State Marco Rubio butted heads with CBS host Brennan over Iran's nuclear ambitions, dismissing weaponization ...

Secretary of State Marco Rubio is taking over for Michael Waltz as National Security Adviser, but Rubio is keeping his main job and other roles. During his first term in office, President Trump ...

The following is the transcript of an interview with Secretary of State Marco Rubio that aired on "Face the Nation with ...

Rubio is a traditional foreign policy realist, a classical conservative surrounded by other advisors who range from ...

CBS “Face the Nation” host Margaret Brennan on Sunday battled Secretary of State Marco Rubio over President Donald Trump’s ...

The Trump administration executed Operation Midnight Hammer on Iran after overhauling the National Security Council, which Democrats and critics said weakened national security.

The White House has begun hiring more staff at the National Security Council, people familiar with the matter said, reversing course weeks after President Donald Trump significantly cut the size of ...

Secretary of State Marco Rubio told a series of European allies over the last two days that the Trump administration's ...

S ecretary of State Marco Rubio, in his new add-on role of national security adviser, is expected to significantly scale down the size of the National Security Council and make a dramatic change ...

President Donald Trump has appointed Secretary of State Marco Rubio to temporarily serve as national security adviser following the removal of Mike Waltz and his deputy Alex Wong. Waltz's ...

The secretary of state is a traditional foreign policy realist who has seen the cost of open-ended military endeavors in the ...