Arizona, New Mexico, and Nevada must honor the Native American reservation treaties drawn up by thegovernment for the Native American Nations.

Federal

Explanation:

Arizona, New Mexico, and Nevada must honor the Native American reservation treaties drawn up by the FEDERAL government for the Native American Nations.

This is evident in the fact that under the agency of the Bureau of Indian Affairs is where the functions and determinations of issues relating to Native American Nations are placed. This agency is however under the Federal government jurisdiction.

Hence, in this case, the course answer is the FEDERAL government.

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the answer is the government.