Former national security adviser John Bolton said on Wednesday that a ceasefire deal with Russia is not “in Ukraine’s ...

The president's former national security adviser told CNN that Trump's threats of sanctions against Russia were empty.

Of course, yesterday, President Trump met with Ukraine's President Volodymyr Zelenskyy just after the third anniversary of the Russian invasion of his country and told him... (SOUNDBITE OF ARCHIVED ...

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, former U.N. ambassador and U.S. National Security Advisor, urged students to rethink America’s role in regime ...

Former national security adviser John Bolton called President Trump’s positioning on ending the war in Ukraine “pretty close to surrender” in an interview released Thursday. “I think Trump ...

John Bolton, who served as national security adviser in President Donald Trump’s first administration, says that President Trump ‘effectively surrendered’ to Vladimir Putin in the lead up to ...

There seems to be little that President Trump and one of his first-term national security advisers, John Bolton, agree on publicly these days — but one issue may be whether the U.S. should acquire ...

ZELENSKYY: You think... TRUMP: You're gambling with World War III. SIMON: John Bolton joins us now. Mr. Bolton was ambassador to the United Nations during the George W. Bush administration.