World War 1 Crossword

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Across
  1. 1. Type of fighting during World War 1
  2. 6. Archduke Franz Ferdinand
  3. 8. Zimmerman Note
  4. 9. Devotion to one's nation
  5. 10. Economic and political control
Down
  1. 2. France pledges support for
  2. 3. Germany declares war on
  3. 4. Supports Beligum
  4. 5. Development of armed forces
  5. 7. Russia pledged support to