A friend professor of history (Napoleon specialist) mavait urged the works of Jacques-Olivier Boudon which for him is THE reference in the field. With him so I knew jallais learn and better understand the course of this period there dil just two centuries, which marked the end of the splendor of France. What I did not know, this is the reading of this book is also very nice. The purpose is relevant and style is pleasant and easy to read. The book is illustrated with maps and diagrams of battles. It also has many quotes, Napoleon himself (from his correspondence) and other actors of the times. It's really a reference.