Countries and nationalities

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Across
  1. 3. Brazil
  2. 8. French
  3. 10. German
  4. 13. Czech
  5. 15. Nigeria
  6. 17. the USA
  7. 18. English
  8. 19. Russia
Down
  1. 1. Mexico
  2. 2. Spanish
  3. 4. Italian
  4. 5. Portuguese
  5. 6. Argentinian
  6. 7. Japanese
  7. 9. Chinese
  8. 11. Polish
  9. 12. Scotland
  10. 14. Turkish
  11. 16. Australia