History crossword puzzle thingy

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Across
  1. 3. confederate president during the civil war
  2. 5. the souths new country name after secession
  3. 7. leave
  4. 8. union soldier
  5. 12. buying an item from a different country and shipping it to you
  6. 13. the first state to secede from the union
  7. 14. the act of forcing someone to work for you with no reward
  8. 17. union civil war strategy
  9. 18. the geography of a region
  10. 19. a document issued by Abraham Lincoln in 1862 that freed all Confederate slaves
  11. 20. final battle of the civil war
Down
  1. 1. states that didnt secede from the union but slavery was still legal
  2. 2. the act of sealing off a place to prevent trade or entering and leaving
  3. 4. discriminating against a group of people due to ethnicity
  4. 6. this battle of the civil war was the bloodiest and most cruel
  5. 9. Union president during the Civil War
  6. 10. selling an item to a different country and shipping it to them
  7. 11. get rid of
  8. 15. political party formed to end slavery
  9. 16. the remaining US states name