license, a notarized copy of Certificate of Indian Blood and copies of their high school or G.E.D. certificate. References External links Division of Natural Resources, Navajo Nation Navajo Nation - Natural Resource Law Enforcement -Navajo Rangers at USAcops.com Navajo Nation government Indigenous politics in North America Native American tribal police Park police departments of the United States Ranger organizations of the United States Government agencies established in 1957 1957 establishments in Arizona 1957 establishments in New Mexico