Great War

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Across
  1. 4. Fighting in ditches protected by barbed wire. (2 words)
  2. 5. British ship that was sunk by German forces in 1915
  3. 7. A new kind of weapon that required soldiers to be given masks, it was outlawed after the war. (2 words)
  4. 9. The original names given to tanks developed during World War I.
  5. 10. Troops from British colonies who fought in the Gallipoli campaign.
Down
  1. 1. The US joined the war after Germany sent the ___ telegram to Mexico.
  2. 2. Ideas spread to influence public opinion for/against a subject.
  3. 3. German submarines that were attacking military and civilian ships alike.
  4. 6. Italy, France, Great Britain, and Russia. (2 words)
  5. 8. A War involving the complete mobilization of resources and people. (2 words)