100 days empire

 The Hundred Days, sometimes known as the Hundred Days of Napoleon or Napoleon's Hundred DaysNapoleon I of France's return from exile on Elba to Paris on 20 March 1815 and the second restoration of King Louis XVIII on 8 July 1815 (a period of 111 days).^[3] This period saw the for specificity, marked the period between Emperor War of the Seventh Coalition, and includes the Waterloo Campaign^[4] and the Neapolitan War. The phrase les Cent Jours was first used by the prefect of Paris, Gaspard, comte de Chabrol, in his speech welcoming the King.

http://en.wikipedia.org/wiki/Hundred_Days