World War I

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Across
  1. 2. Good Guys
  2. 5. Man who started WWI
  3. 6. Aggressor Nations
  4. 7. Type of Poison Gas
  5. 9. Archduke
Down
  1. 1. Sinking of this ship led US in to War
  2. 3. New Weapon
  3. 4. Telegram
  4. 8. Style of Warfare
  5. 10. Don't get caught in the middle of