In 1975 protests from indigenous peoples 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 [REF].
In June 1986, the Waitangi Tribunal received the Wai 26 claim that the Treaty of Waitangi was breached by the Crown proceeding to introduce legislation related to Māori language before the delivery of the Tribunal's Report on the Te Reo Maori Claim.