Words of our time

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Across
  1. 2. The Land that Mexico gave to the US after that Mexican-American war was...
  2. 5. This act resulted in Missouri becoming a slave state, Maine becoming free, and a line was drawn separating free from slave
  3. 8. Proposed amendment to a bill that would ban slavery in territories gained from Mexico.
  4. 9. A journey by a group of people to explore and research a distant place
  5. 10. A formal agreement between countries
  6. 11. The idea that the expansion of the U.S was justified and inevitable
Down
  1. 1. The idea that a state can essentially ignore a law
  2. 3. This is the name of the deadly route Native Americans walked when forced off their land
  3. 4. Taking over territory, usually with force
  4. 6. The authority of a country to govern itself
  5. 7. When a Large group of people moved west looking for gold.