The Great War: World War I

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Across
  1. 2. On the western front, the troops didn't move around much due to _____ warfare.
  2. 3. ______ entered the war to protect its ally, Serbia
  3. 6. The _______ Empire was the largest by far.
  4. 9. Many European nations had ______ in the years before World War I.
  5. 10. The space between the opposite trenches was called no man's _____.
  6. 11. Poison ___ was one of the weapons used in WW1 that was banned after the war.
Down
  1. 1. During the ______truce of 1914, soldiers from the two sides played soccer together.
  2. 4. Austria-Hungary blamed _____ for the killing of Archduke Franz Ferdinand in 1914.
  3. 5. Half of the 20 million people who died in WW2 were _______.
  4. 7. One of the causes of WW1 was________, the belief that military power is the biggest asset for a country.
  5. 8. Germany and Austria-Hungary were the _____powers.