Task: Text Categorization
Input (English): Lord Normanby advised one of its signatories to not "purchase...any territory". The recipient of this advice, William Hobson, gathered negotiators in the Bay of Islands. According to it rangatiratanga was preserved and land ownership was protected. The English word 'sovereignty' gave translators trouble, but it was translated 'kawanatanga' or governance. In the third article royal protection and full citizenship was granted to the Maori. For 10 points, name this New Zealand land treaty signed in February 1840.
Output (English): History