War world I

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Across
  1. 2. that been imported.
  2. 3. bonds sold during World War I to raise money.
  3. 4. heir to the throne of Austria-Hungary
  4. 6. telegram-send by German to Mexico.
  5. 8. turkey.
  6. 9. which cause war.
  7. 10. boat.
Down
  1. 1. Great Britain.
  2. 5. of land between the trenches of opposing armies.
  3. 7. Law that required men between the ages of 21 and 30 to register into the armed forces.