Bolton, who worked for Trump during his first term, said this is more proof that his old boss isn't fit for the Oval Office.

John Bolton has spent years trying to disguise himself as a conservative while attacking those who don’t believe in his ...

John Bolton, a former National Security Advisor in President Donald Trump's first term, said his ex-boss is cognitively ...

NPR's Scott Simon talks to former National Security Adviser John Bolton about the foreign policy implications of Friday's shocking press conference between President Trump and President Zelenskyy.

Former national security adviser John Bolton called President Trump’s positioning on ending the war in Ukraine “pretty close ...

Former national security adviser John Bolton said President Trump’s mind is “full of mush” as he navigates international ...

Former U.S. ambassador John Bolton questions President Trump’s motivations in trying to broker peace between Russia and ...

John Bolton told comedian Jordan Klepper that President Donald Trump can be a "useful idiot" for Russian President Vladimir ...

Former national security adviser John Bolton thinks that Donald Trump’s mind is deteriorating, based on some of his recent comments. CNN’s Kaitlan Collins asked Bolton in an interview Monday ...

U.S. president eyeing a “settlement that really, they could have written in the Kremlin,” his former national security ...

One official from the Donald Trump's first term who refused to toe the line was his former national security adviser John Bolton.