Native Peoples Law is the area of law related to those peoples indigenous to the continent at the time of European colonization specifically Native Indians, Native Hawaiians, Alaska Natives and other native groups. Attorneys who practice native peoples law handle cases involving disputes related to the limited power of the federal government to regulate tribe property and activity, and cases involving unlawful discrimination against native peoples.
As of December 3, 2009 Mattawa officially became a non-charter code city in Grant County, Washington, United States. The population was 2,609 at the 2000 census. An estimated population exists between 4500-6500 residents during peak fruit picking/agricultural season(s) and subsides by approximately 2000 residents during non-picking seasons.