Civil War Crossword?

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Across
  1. 2. Formally leaving a country
  2. 5. _______ Slave Act of 1850
  3. 8. A method of transmitting information using a series of dots and dashes
  4. 9. Reason to cause the Civil War
Down
  1. 1. a machine that revolutionized cotton processing by rapidly separating seeds from the fiber
  2. 3. Last name of President of 1860
  3. 4. Kansas ______ act
  4. 6. Lincoln-_____ Debate of 1858
  5. 7. A device for transmitting messages over long distances using electrical signals