World War 1

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Across
  1. 2. This event was considered one of the bloodiest events.
  2. 4. France, The united kingdom, and Russia were part of this force
  3. 8. Germany and Austria-Hungary were part of this power
  4. 9. this country became swept up in an internal revolution that removed the czar from power.
  5. 10. this plan was created by Alfred Graf von Schrieffer
  6. 11. this was the germans submarine
Down
  1. 1. in this year Germany sent Mexico a coded message
  2. 3. an agreement that was made by the opposite sides in a war
  3. 5. this treat forced Germany and all central powers to take the blame for WWI
  4. 6. this was a Russian empire
  5. 7. this was left behind by the end of WWI