“More women exercised sovereign authority in Europe from the late Middle Ages to the end of the eighteenth century than at any other point in history. With assured touch and convincingly broad comparisons, William Monter examines how, when and why those women did so, enabling us to understand more clearly than ever before what made for successful female rule in early modern Europe, as well as the dangers it posed.”—Mark Greengrass, Albert-Ludwigs Universität Freiburg