"A bracing assessment of U.S. foreign policy and world disorder over the past two decades, anchored by a major new Pentagon-commissioned essay about changing power dynamics among China, Eurasia, and America--from the renowned geopolitical analyst and bestselling author of The Revenge of Geography and The Coming Anarchy. In the late thirteenth century, Marco Polo began a decades-long trek from Venice to China. The strength of that Silk Road--the trade...