Counterfactual notions like this occur throughout the book, though they hold little value either as conjecture or informed speculation. Obviously, every aspect of history (and not just in Europe) might be radically different had such-and-such not gone the way it did. For the most part, however, Kershaw moves adroitly through decades of turmoil in Europe. He’s skilled at connecting 20^th-century leaders with our current crop.

Words. “I have the best words,” Trump famously proclaimed during the campaign, and just the other day he told Maria Bartiromo of Fox News how “well-crafted” his goofy tweets are. The same man announced from the White House lawn on Wednesday that “I’m a very intelligent person” — words that sounded more self-deceptive than presidential. Trump does have a way with words. Unfortunately, it’s a gruesome way.