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 believes Trump could run for an unprecedented third term, but he had warned that President Donald Trump is a ...

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

Former national security advisor John Bolton was among conservative figures who criticized the behavior of the U.S. president ...

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.

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 said President Trump’s mind is “full of mush” as he navigates international ...

During a conversation in front of cameras, relations broke down as Trump and Zelensky started arguing in front of reporters, ...

VLADIMIR Putin poured poison in Donald Trump’s ear about Volodymyr Zelensky the moment the Ukrainian president was sworn in, ...

Follow updates as President Donald Trump receives Ukraine's Volodymyr Zelenskyy at the White House and the foreign aid freeze ...

John Bolton, former U.S. National Security Advisor, Alexander Vindman, former Director of European Affairs for the National ...