Question: who began the one hundred days rule and when
Answer: The Hundred Days ( French : les Cent - Jours IPA : ( le sɑ̃ ʒuʁ ) ) marked the period between Napoleon 's return from exile on the island of Elba to Paris on 20 March 1815 and the second restoration of King Louis XVIII on 8 July 1815 ( a period of 111 days ) .