crossword puzzle title

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Across
  1. 1. country unified by Ferdinand and Isabela's marriage
  2. 4. President that proposed 14 points unsuccessfully after WWI
  3. 6. Ned Stark real name in GOT
  4. 7. a mute character in traditional pantomime, typically masked and dressed in a diamond-patterned costume.
  5. 9. Popularly covered Fly Me to the Moon in 1964
  6. 11. Phil _; co-founder of Nike
  7. 12. the set of all possible input x-values for which the function is defined and produces a valid output
  8. 13. Battle of the Marne war
  9. 14. Led to the first expedition to circumnavigate the globe
Down
  1. 2. 2-word reaction in which the nucleus of an atom splits into two or more smaller nuclei.
  2. 3. 2-word French expression said before digging in to your meal.
  3. 5. Alaskan _; dog breed that inspired Chewbacca
  4. 8. Japanese poem of 17 syllables
  5. 10. An annoying American tourist may be called this in (chiefly Spanish-speaking) foreign countries