A sweeping history of the Age of Reason, which shows how, although it was a time of progress in many areas, it was also an era of brutality and intolerance, by the author of The Borgias and The Florentines.

During the 1600s, between the end of the Renaissance and the start of the Enlightenment, Europe lived through an era known as the Age of Reason. This was a revolutionary period which saw great advances in areas such as art, science, philosophy, political theory and economics.

However, all this was