After the surprise resignation of Secretary of Defense James Mattis last December, Democrats were quick to politicize the news, and have certainly been hoping ever since that Mattis would provide them with new information they could use to attack Donald Trump. He does have a memoir coming out, Call Sign Chaos: Learning to Lead, but it looks like it’s Barack Obama and Joe Biden who get the bulk of the criticism. Prior be being Secretary of Defense under Trump, Mattis served as commander of U.S. Central Command under Obama and Biden. Mattis had predicted that Iran would continue to provoke...