Embedded with lively portrayals of historical actors and vivid descriptions of political details, A Spiritual Revolution is the first large-scale effort to fully identify exactly how Western progressive thought influenced the Russian Church. These new ideas played a foundational role in the emergence of the country as a modernizing empire and the rise of the Church hierarchy as a forward-looking agency of institutional and societal change. Ivanov addresses this important debate in the scholarship on European history, firmly placing Orthodoxy within the much wider European and global continuum of religious change.