Crosssword puzzle

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Across
  1. 2. dominant group in Great Plains during time
  2. 3. act that provided citizens with 160 acres of land
  3. 5. where indians lived in the late 1860s
  4. 10. What Indians called the Great American Desert
  5. 11. Place of an Indian Massacre
  6. 12. In present day South Dakota
  7. 13. self-appointed law enforcers
  8. 14. Indian settlement in Pacific Northwest
Down
  1. 1. Nez Perces leader
  2. 2. chief that led by Sioux
  3. 4. Region where many Indians lived
  4. 6. organized group of African Americans that planted crops and founded all black towns
  5. 7. railroad between east and west
  6. 8. gift of real estate
  7. 9. Inudstry that boomed the west