Westward expansion

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Across
  1. 1. Animals that changed Native American life
  2. 4. Explorer who reached the Americas in 1492
  3. 6. A trip to explore or settle land
  4. 12. U.S. land purchase that doubled the country
  5. 13. Government forcing Native Americans to move
  6. 14. Agreement between Native tribes and the U.S.
  7. 15. Valuable metal people searched for
  8. 17. First meeting between Native Americans and Europeans
  9. 18. Trail settlers used to move west
Down
  1. 2. Forced moving of Native Americans west
  2. 3. Spanish explorer looking for gold and land
  3. 4. Places controlled by European countries
  4. 5. Belief that Americans should move west
  5. 7. Trade of plants, animals, and diseases between worlds
  6. 8. Natural barrier settlers crossed
  7. 9. Shelter used by Plains tribes
  8. 10. Deadly disease that spread to Native Americans
  9. 11. Large areas claimed by the United States
  10. 16. People who already lived on the land