Former Trump national security adviser John Bolton joins CNN’s Kaitlan Collins to weigh in on President Donald Trump’s ...

Trump’s former national security adviser lets loose on the leaked Signal group chat and Trump’s foreign policy.

During Monday's meeting with the press, Trump said of Ukraine: "When you start a war, you've gotta know that you can win the ...

United States President Donald Trump has cancelled security protections for Mike Pompeo, Brian Hook and John Bolton, hawkish foreign policy advisers who served during his first term in office.

Trump's former national security adviser said the president is hitting at "democratically elected leaders" who won't be ...

John Bolton issued a warning Tuesday about why he believes Donald Trump’s tariffs are a ... who served as a national security ...

U.S. President Donald Trump does not understand how tariffs work, former U.S. National Security Advisor John Bolton says.