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Across
  1. 1. Freedom from slavery
  2. 6. Gravity discoverer
  3. 7. Place of manufacturing
  4. 9. Author of The Republic
  5. 12. Economic production system
  6. 13. People who move to new land
  7. 16. Area of land
  8. 17. Change for improvement
  9. 20. Father of modern science
  10. 21. Tutor to Alexander
  11. 22. Early settlers
  12. 23. Movement of people
  13. 24. Government charge
  14. 25. Greek philosopher
Down
  1. 2. Control of distant lands
  2. 3. Relativity theorist
  3. 4. VINCI Renaissance man
  4. 5. Edge of explored land
  5. 8. Public objection
  6. 10. Reformation starter
  7. 11. Right to vote
  8. 14. Early power machine
  9. 15. Historic route westward
  10. 18. Light bulb inventor
  11. 19. Child prodigy composer