Gary Anderson: ‘The Second World Wars’ book review

THE SECOND WORLD WARS: HOW THE FIRST GLOBAL CONFLICT WAS FOUGHT AND WON By Victor Davis Hanson Basic Books, $25, 750 pages On those occasions when I watch “Jeopardy” on TV, I have always wondered why people born after 1980 seem to do so poorly when the category has something to do with World War II.…