How to potato in Europe

12345678910111213141516171819
Across
  1. 2. plague-carriers
  2. 5. dome
  3. 6. catapult
  4. 7. Church
  5. 8. Plague
  6. 10. Dome/Arch
  7. 13. France,England
  8. 16. school
  9. 17. BlackDeath-Pathogen
  10. 19. Lady
Down
  1. 1. medieval-gutter
  2. 3. Books
  3. 4. spain,portugal,andorra
  4. 7. Charles-I
  5. 9. cross-vault
  6. 11. Religious-incursion
  7. 12. Hundred-year
  8. 14. Mongols
  9. 15. boethius
  10. 18. ayyubid-founder