CFR President Richard Haass tells me that the title of his book a year ago, "A World in Disarray," actually understated the situation. Haass is out this week with a paperback edition that includes a new, nine-page Afterword: "Things have become even worse that I had imagined. Disarray is greater than expected."

One highlight: The Trump administration is a significant cause of increased disarray in the world: "Trump is the first post-WWII president to view the burdens of world leadership as outweighing the benefits. The United States has changed from the principal preserver of order to a principal disrupter."

Other key points Haass added for this edition: