"I think it will be a brutal confirmation hearing," Sen. Mark Warner said of Mike Waltz. "I think he's going to have tough ...

President Trump spoke to reporters from Air Force One Sunday night, answering questions from the national security advisor to an offer to send troops to Mexico to fight cartels.

The Democratic senator will not vote to confirm the ex-national security adviser, who she says is "failing up" after putting ...

President Donald Trump floated his deputy chief of staff, Stephen Miller, as an option to be his next national security adviser after he ousted Mike Waltz from the role last week.

President Trump tells reporters he may tap Stephen Miller to replace Mike Waltz, who was ousted after sharing sensitive Yemen ...

Currently, top US diplomat Marco Rubio both heads the State Department and serves as the US leader's national security adviser ...

US president says the right things on Iran and Syria but this is reflected in his actions, PM reportedly complains; premier's ...