<human>:  Why is it called the Treaty of Waitangi?
<bot>: The Treaty of Waitangi was signed on 6 February 1840, at Waitangi, New Zealand. The treaty was signed between the British Crown and the Māori people, and is the founding document of the modern New Zealand state. The treaty established the relationship between the British Crown and the Māori people, and set out the terms under which the Māori people would cede sovereignty to the British Crown.