“I believe that America will be able to recover from the first term of Donald Trump, I firmly believe in this. However, I am more concerned about the second term, this concerns not only decisions regarding national security, but the expansion of public dialogue, ”Bolton said on NBC.

WATCH: Fmr. National Security Adviser John Bolton says "America can recover from one term of Donald Trump" but he is more worried about a "second term." # MTP # IfItsSunday @ AmbJohnBolton: "I am worried about the corruption of the civil discourse in this country." pic.twitter.com/UXBxseI5Iu

- Meet the Press (@MeetThePress) June 28, 2020

Earlier, US Secretary of State Mike Pompeo called a traitor to Bolton, who released a book about his stay in the White House.

Trump, in turn, called the former adviser a vicious fool.