In his prologue to The Mongol Empire, Michael Prawdin sets the stage for the last and mightiest onslaught of the nomads upon the civilized world. He tells of the many rejoicings in Europe over the successes of the Crusaders in A.D. 1221. But little did Europe know that two decades later, the Mongol hordes organized by Genghis Khan would turn the Middle East into a heap of ruins and spread terror throughout the West.

A work of enduring scholarship and literary excellence, The Mongol Empire is a classic on the rise and fall of the world's largest empire. It describes the...