The Moriori genocide was the mass murder, enslavement, and cannibalism of the Moriori people, the indigenous ethnic group of the Chatham Islands, by members of the mainland Māori New Zealand iwi Ngāti Mutunga and Ngāti Tama from 1835 to 1863. The invaders murdered around 300 Moriori and enslaved the remaining population. This, together with...