“ Ernst Dieffenbach, who visited the Chathams on a New Zealand Company ship in 1840, reported that the Moriori were the virtual slaves of Māori and were severel

“ Ernst Dieffenbach, who visited the Chathams on a New Zealand Company ship in 1840, reported that the Moriori were the virtual slaves of Māori and were severely mistreated, with death being a blessing. By the time the slaves were released in 1863, only 160 remained, hardly 10% of the 1835 population”