A prominent historian of World War II and the life of Winston Churchill recently criticized the "popular historian" who has taken flak for telling Tucker Carlson that the former British prime minister was a psychopathic villain.Darryl Cooper — whom the former Fox News host described as maybe "the best and most honest popular historian in the United States" during their two-hour interview earlier this month — suggested that Churchill was "the chief villain of the Second World War," guilty of "rank terrorism" and "primarily responsible for that war becoming what it did, becoming something other than an invasion of Poland."During...