High Quality Content by WIKIPEDIA articles! The Waitangi Tribunal (M ori: Te R p Whakamana i te Tiriti) is a New Zealand permanent commission of inquiry established by an Act of Parliament in 1975. IT is charged with investigating and making recommendations on claims brought by M ori relating to actions or omissions of the Crown, in the period since 1840, that breach the promises made in the Treaty of Waitangi. IN 1975 protests about unresolved Treaty of Waitangi grievances had been increasing for some time, and the Tribunal was set up to provide a legal process for the investigation of those grievances. THe inquiry process contributes to the resolution of Treaty claims and, in that way, to the reconciliation of outstanding issues between M ori and P keh .