early migration

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Across
  1. 2. the movement of people from one place to another
  2. 3. a period of 100 years
  3. 4. a period where people made tools with bronze
  4. 8. a period of ten years
  5. 10. the history that was before
  6. 11. the taming of an animal
  7. 12. an extensive group of states or countries under a single supreme authority
  8. 13. a period where people made tools with iron
  9. 15. search widely for food or provisions
  10. 16. a forcible overthrow of a government
Down
  1. 1. the stage of human framing
  2. 3. the stage of human social and cultural development
  3. 4. a type of period
  4. 5. things created by human
  5. 6. a period where people made tools with stones
  6. 7. a long and distinct period
  7. 9. the change into a new climate
  8. 14. someone who travels from place to place