A bracing assessment of U.S. foreign policy and world disorder over the past two decades from the bestselling author of The Revenge of Geography and The Coming Anarchy “[Kaplan] has emerged not only as an eloquent defender of foreign-policy realism but as a grand strategist to whom the Pentagon turns for a tour d’horizon.”—The Wall Street Journal In the late thirteenth century, Marco Polo began a decades-long trek from Venice to China along the trade route between Europe and Asia known as the Silk Road—a foundation of Kublai Khan’s sprawling empireNow, in the early twenty-first century, the Chinese regime has proposed a land-and-maritime Silk Road that duplicates exactly the route Marco Polo traveled. Drawing on decades of firsthand experience as a foreign correspondent and military embed for The Atlantic, Robert DKaplan outlines the timeless principles that should shape America’s role in a turbulent world that encompasses the Chinese challenge. From Kaplan’s immediate thoughts on Pres