What Holiday Am I?

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Across
  1. 1. celebration of being thankful
  2. 3. traditional death date of the foremost saint of Irish
  3. 7. celebration honoring the mother of the family
  4. 8. spookiness
  5. 9. celebration honoring the father of the family
  6. 12. The date is observed to commemorate the Mexican army's victory over the french empire at the battle of puebla
  7. 14. the say Jesus Christ was born
  8. 15. celebration of a new calendar year begins
Down
  1. 2. jokes on you
  2. 4. declaration of independence
  3. 5. commemorating the crucifixion of Jesus and his death at calvary
  4. 6. feast day honoring one or two early saints named valentinus
  5. 10. day of festivities held in honor of working people
  6. 11. commemorating the resurrection of Jesus Christ from the dead
  7. 13. environmental protection celebrated around the world