Mike Waltz speaks during a television interview at the White House on Thursday before he was removed by President Trump as national security adviser. (Alex Brandon/AP) ...

Marco Rubio will be the first person since Henry Kissinger in the 1970s to hold the positions of secretary of state and ...

“Mike Waltz has worked hard to put our Nation’s Interests first. I know he will do the same in his new role.” Trump said that Secretary of State Marco Rubio would instead step into the role ...

It is becoming increasingly difficult to find a realm of national politics in which Secretary of State Marco Rubio is not ...

The Trump administration is overhauling the National Security Council after it announced former National Security Advisor ...

Dozens of White House National Security Council staffers were fired Friday as part of a “total overhaul” being conducted by ...

In addition to his existing position, Secretary of State Marco Rubio now is taking on the role of national security adviser — giving him a sweeping portfolio previously only held by one other person ...

"I respect the rights of those who do not share my beliefs, but to teach my faith to my children and to share it with anyone ...

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Secretary Rubio’s new role as national security adviser may be unsustainable, according to foreign policy experts.

Days after former National Security Adviser Mike Waltz was caught using a knock-off Signal app, a hacker broke into the system.