World War I

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Across
  1. 2. France, Britain, and Russia.
  2. 6. German word for submarine.
  3. 7. A Serbian terrorist group.
  4. 10. The German chancellor.
  5. 11. His assassination helped spark the war.
  6. 12. Assembling a country's soldiers.
  7. 13. Germany and Austria.
  8. 14. A popular wartime song in the US.
Down
  1. 1. Germany, Austria-Hungary, and Italy.
  2. 3. Another word for an American soldier.
  3. 4. A sunk British passenger ship.
  4. 5. The Archduke's murderer.
  5. 8. The US President.
  6. 9. Information spread to advance a cause.