Secretary of State Marco Rubio has been thrown into two top national security roles at once after President Donald Trump ...

Despite the recent Signalgate scandal by national security adviser Mike Waltz, one White House official said that he would ...

By Simon Lewis, Daphne Psaledakis and Steve Holland WASHINGTON (Reuters) - Top diplomat, foreign aid chief, national ...

The same day that National Security Advisor Mike Waltz exited his job at the White House, President Donald Trump announced a ...

The newly appointed interim national security adviser is preparing to stay in that role for up to six months, a person close ...

Stephen Miller, the US President’s Advisor on Homeland Security, may also become the next National Security Advisor, ...

Donald Trump’s decision to fire National Security Adviser Mike Waltz could pave the way for a sweeping "widescale purge" of ...

President’s unprecedented budget proposal alarms some key Republicans - Despite steep cuts to non-defense discretionary ...

Former National Security Advisor John Bolton went off on President Donald Trump's friend and special envoy as "a disaster in the making" who "doesn't know anything" about the things he is in charge of ...

Stephen Miller is emerging as a potential successor to Mike Waltz as national security advisor, fueled by his alignment with ...

In March, the editor of the Atlantic magazine revealed that national security adviser Michael Waltz had inadvertently ...