blah history thing (spaces are -)

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Across
  1. 3. a series of wars that lasted 100 years
  2. 4. the spread of cultural elements form one society to another
  3. 5. wrote romeo and juliet
  4. 7. a japanese knight
  5. 8. started lutheranism
  6. 10. the economic and political system that developed in the middle ages
  7. 13. and empire that lasted from 27 bce to 476 bce
  8. 15. a belgian scientist from renaissance
  9. 17. the buying and selling of goods
  10. 18. a city built on a island that became the center of the aztec empire
  11. 19. a man who taught the faith of islam
Down
  1. 1. a organization of people who work in the same job
  2. 2. trade that requires crossing the sahara desert
  3. 6. dude that discovered gravity
  4. 9. a written agreement that limited the kings power
  5. 11. a mesoamerican people who killed lots of people
  6. 12. the growth of cities
  7. 14. a line of rulers from same family
  8. 16. a belief that a divine intelligence ruled all of nature