World War 1

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Across
  1. 2. The assassination that caused the war
  2. 4. country that switched sides
  3. 7. Serbia, Russia, Britain, France, Italy, and the USA
  4. 9. Country Germany made an alliance with
  5. 10. boat that Germany sunk
Down
  1. 1. country that started the war
  2. 3. Austria-Hungary, Germany, and the Ottoman Empire
  3. 5. first country to declare war
  4. 6. pride in one's country
  5. 8. Long, narrow ditch