The first decade of Alexander II's reign is known in Russian history as the Era of the Great Reforms, a time recognized as the major period of social, economic, and institutional transformation between the reign of Peter the Great and the Revolution of 1905. Coming directly after the notoriously repressive last decade of the Nicholas era, the appearance of such dramatic reform has led scholars to seek its causes in dramatic events. Surely some great, even cataclysmic, force must have driven Alexander II and his advisers to initiate what appears to be such an astonishing change in policy. In their search for the origins of these Great Reforms, historians generally have focused upon two phenomena. The first of these was Russia's defeat in the Crimean War by a relatively small, ineptly commanded Allied expeditionary force. The second was the serf revolts, which increased dramatically in the 1850s. From these events, most historians have concluded that the economic failings of serfdom,