AP US history crossword puzzle

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Across
  1. 3. Worst US president ever
  2. 7. Economic revolution
  3. 8. counting of slaves as part
  4. 11. Germany contacting Mexico
  5. 12. separate unconstitutional
Down
  1. 1. war over slavery
  2. 2. Transport system
  3. 4. Transfer of Slaves
  4. 5. Supreme court judicial
  5. 6. Terrible state of the US
  6. 9. Japanese attack on US
  7. 10. 1930s programs