Exhibit on the Treaty of Waitangi. This has always been a source of contention between the Maoris and Pākehā, or New Zealanders of European (and sometimes applied to all New-Zealanders of non-Maori) descent. There are some interpretation differences in the treaty between the English and Maori versions. New Zealand does not have a constitution, so a collection of documents are referred to, one of which is the Treaty of Waitangi.