Green Unit Crossword Puzzle

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Across
  1. 1. The belief that the U.S. should stretch from the Atlantic to the Pacific Oceans
  2. 4. Purchase that added a narrow strip of land on the southern Arizona/New Mexican border to the U.S.
  3. 5. The southwest was created out of this land that Mexico gave up
  4. 7. This system hired young girls to work in textile (cloth) factories
  5. 9. Has to do with areas outside of cities
  6. 11. Has to do with cities
  7. 13. The U.S. fought a war with this nation over over Texas
  8. 14. Last name of the man who invented interchangeable parts and the cotton gin
  9. 17. this system used by Jackson to reward political supporters with government jobs
  10. 18. States followed this process to get rid of a law that they disagreed with
  11. 19. Last name of the president who represented the west and the common man
Down
  1. 2. This act forced Native Americans to pay for their lands or move west
  2. 3. Annexation that led to the Mexican-American War
  3. 5. His reaper helped farmers to harvest crops faster
  4. 6. someone from another country who is usually seeking better opportunities
  5. 8. Tragic route taken by thousands of Native Americans to Indian Territory between 1838-1839
  6. 10. Treaty that officially ended the Mexican-American War
  7. 12. Machine that separated seeds from cotton fibers
  8. 15. Last name of the senator from South Carolina who supported nullification and states' rights
  9. 16. This revolution occurred when man started to make things by machines in factories