The Huguenots: A Study of a Minority
J.B. Morrall explains the first hundred years in the history of the French Calvinists, whose loyalty to their faith led to civil turmoil in France.
It has often been argued that the Protestant Reformation marks the beginning of the process whereby the modern religiously neutral state was born. This may be true in a long-term sense; but, in its initial sixteenth and early seventeenth-century stages, the rise of European Protestantism led to a closer association of political with religious problems than had ever been the case before.