Cross word puzzle mystery

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Across
  1. 3. A antislavery novel (1852) by Harriet Beecher
  2. 4. A person who is fleeing from prosecution, intolerable circumstances, a ran away
  3. 5. The peacemaker
  4. 6. An act of congress (1820)
  5. 7. A discussion as of a public question in an assembly involving opposing viewpoints
  6. 8. A state in which with a supreme power rests in the body of citizens
  7. 9. A four engine heavy bomber widely used over Europe and Mediterranean by the US army Air Force in the world war 2
Down
  1. 1. The state of being abolished
  2. 2. A person or thing that sqautters