Question: Who wrote a work that described European history until the dawn of the age of the longest serving monarch in European history?
Sentence (from "Essai sur les mœurs et l'esprit des nations"): Essai sur les mœurs et l'esprit des nations ("Essay on Universal History, the Manners, and Spirit of Nations") is a work by the French writer, historian, and philosopher Voltaire, published for the first time in 1756.
Relevant evidence: Yes