Countries and nationalities

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Across
  1. 3. English
  2. 5. German
  3. 8. Slovak
  4. 9. Czechia
  5. 10. Swiss
  6. 11. Austria
  7. 12. Spain
Down
  1. 1. Mexico
  2. 2. Belgium
  3. 4. Russian
  4. 6. the USA
  5. 7. Poland