John Bolton holding a notepad with a handwriting mentioning the need to move 5000 troops to Colombia. One of Bolton's "biggest achievements" as Trump's national security advisor. Photo by Win McNamee, Getty Images.

John Bolton holding a notepad with a handwriting mentioning the need to move 5000 troops to Colombia. One of Bolton's "biggest achievements" as Trump's national security advisor. Photo by Win McNamee, Getty Images.