World War I

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Across
  1. 3. was happened and ended on 1914 to 1919
  2. 6. started the war when assassinated
  3. 9. the US officially declared war on Germany
  4. 10. made by French in 1913
Down
  1. 1. the area between the trench lines
  2. 2. fought in September 1914
  3. 4. Germany and Austria-Hungary
  4. 5. created byAlfred Graf von Schlieffen
  5. 7. France, the United Kingdom, Russia
  6. 8. officially declared war on Serbia