World War one

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Across
  1. 3. The side that lost the war
  2. 6. of Verdun Deadliest battle in the war.
  3. 7. Blamed for the assassination
  4. 8. A friend of Serbia, it is a big country
  5. 10. Archduke Ferdinand The man that was assassinated.
Down
  1. 1. One of the first countries in the war
  2. 2. German submarine
  3. 4. Lusitania boat that sank
  4. 5. The side that won the war
  5. 9. A big country that was late joining the war
  6. 10. years How long the war lasted