guess the flag

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Across
  1. 3. White with a red circle in the middle
  2. 4. Blue with a yellow cross
  3. 5. Red with a white star and crescent
  4. 6. Red with five yellow stars
  5. 8. Blue, white, and blue with a sun in the middle
  6. 10. Orange, white, and green with a blue circle
  7. 12. Blue, white, and red vertical stripes
  8. 13. 13 red and white stripes, 50 white stars on a blue background
  9. 15. Green, yellow diamond, blue circle with stars
  10. 17. Green, white, and red with an eagle on a cactus
Down
  1. 1. Red and yellow horizontal stripes with coat of arms
  2. 2. Kingdom; Blue with red and white crosses
  3. 4. Africa; Green, gold, black, red, blue, and white Y-shape
  4. 6. Red on sides, white in middle with a red maple leaf
  5. 7. Blue with Union Jack and stars
  6. 9. White, blue, and red horizontal stripes
  7. 10. Green, white, and red vertical stripes
  8. 11. Black, red, and gold horizontal stripes
  9. 14. Blue and white stripes with a cross in the corner
  10. 16. Korea; White with a red and blue circle and black trigrams