Ответ:

  1. America — American
  2. Australia — Australian
  3. Brazil — Brazilian
  4. Britain — British
  5. Canada — Canadian
  6. China — Chinese
  7. France — French
  8. Germany — German
  9. Hungary — Hungarian
  10. Italy — Italian
  11. Japan — Japanese
  12. Poland — Polish
  13. Russia — Russian
  14. Slovakia — Slovak
  15. Spain — Spanish
  16. Sweden — Swedish
  17. Turkey — Turkish