WWI 1914-1918

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Across
  1. 4. Country that joined the Allies in 1917.
  2. 6. A murder of this prince started the First World War.
  3. 7. A country that belonged in an alliance called Central Powers.
  4. 8. Another name to First World War.
  5. 9. A country that was the first to attack in the First World War
  6. 10. Woodrow Wilson was the _____________ of United States during the First World War.
Down
  1. 1. A certain gas that was used as a weapon in the First World War.
  2. 2. The civilian population or the civilian activities of a country at war.
  3. 3. Germans attempt to cooperate with Mexico.
  4. 5. Germany used these vessels in the First World War.