The Napoleonic era is a period in the History of France and Europe. It is also known as the fourth 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's coup d'état, overthrowing the Directory. It ends at the Hundred Days and his defeat by the alliance of several nations at the Battle of Waterloo in 1815.