   the hundred days, sometimes known as the hundred days of napoleon or napoleon's hundred days, marked the period between emperor napoleon 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).{{efn|histories differ over the start and end dates of the hundred 
1815_in_France 19th-century_conflicts Conflicts_in_1815 Hundred_Days Napoleonic_Wars