WWl

123456789101112
Across
  1. 3. the name of Germany's six-week plan
  2. 6. The title of the note sent to Mexico by Germany
  3. 7. Leader of the black hand
  4. 11. The area between trenches
  5. 12. Brit invented this war vehicle
Down
  1. 1. a disease caught in the trenches
  2. 2. German invented this flying vehicle
  3. 4. Killed by the black hand
  4. 5. Treaty of
  5. 8. German fighter pilot
  6. 9. German titled boat
  7. 10. the title of the battle between France and Germany