Napoleonic era had seized Paris forcing his abdication in 1814. His return to power the next year was resisted by all the allies and his army was defeated by an Anglo-Allied force at Waterloo. Heads and leaders of states affected by Napoleon's regime and the Napoleonic wars: Napoleonic era The Napoleonic era is a period in the history of France and Europe. It is generally classified as including the fourth and final stage of the French Revolution, the first being the National Assembly, the second being the Legislative Assembly, and the third being the Directory. The Napoleonic era begins roughly with Napoleon
Napoleonic Wars in his use of mobility to offset numerical disadvantages, as demonstrated in the rout of the Austro-Russian forces in 1805 in the Battle of Austerlitz. The French Army redefined the role of artillery, forming independent, mobile units, as opposed to the previous tradition of attaching artillery pieces in support of troops. The semaphore system had allowed the French War-Minister, Carnot, to communicate with French forces on the frontiers throughout the 1790s. The French continued to use this system throughout the Napoleonic wars. Aerial surveillance was used for the first time when the French used a hot-air balloon to survey coalition