The impact of Napoleon on France and on Europe was immediate and enduring. He dominated his age as his armies dominated the continent; and no European country was untouched, or unchanged, by the events of these turbulent years. Keeping one’s bearings geographically, militarily, politically and chronologically in the prevailing turmoil is no easy matter, even for the specialist, and Clive Emsley’s concise but authoritative guide to the Napoleonic age will be a boon to students, scholars and general readers alike.