Puzzled?

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Across
  1. 1. US Irish President
  2. 5. Halabong Oranges are named after it
  3. 7. The founder of Hangul
  4. 8. My favourite person
  5. 11. Have to go here some Saturdays
  6. 12. Famous Brazilian Striker
  7. 15. Close to but not in the UK
  8. 16. 3rd Largest Korean City
  9. 18. A fermented vegetable
  10. 19. Russia's President
Down
  1. 2. former Man Utd Captain
  2. 3. A form of Energy
  3. 4. Capital of France
  4. 6. A fruit and a vegetable
  5. 9. Capital of England
  6. 10. A very cool person
  7. 13. Capital of Ireland
  8. 14. A form of Energy
  9. 17. Best Teacher