The War at Sea part 2

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Across
  1. 5. a naval battle which took place on the 31st of May 1916
  2. 7. bombs dropped into water that explode at certain depths
  3. 8. heavily armed warships disguised as supply ships that lured enemy U-boats before firing upon them
  4. 9. the name of the Australian and New Zealand Army forces in WW1
  5. 11. the surname of the German Admiral who was in charge of the German navy as of Janaury 1916
  6. 12. in the early stages of the war Germany use of submarine warfare was...
Down
  1. 1. the tactic where you stop the enemy being able to able to get supplies in or out of somewhere
  2. 2. a type of submarine used by Germany in WW1
  3. 3. the situation in which neither side can win
  4. 4. the product used to boost crop yields and nutrition which blockade stopped Britain and Germany receiving as much as they needed
  5. 6. British passenger liner that was sunk by German U-boat which resulted in over 1000 deaths including 128 Americans
  6. 10. the system of supply ships sailing close together in large groups protected by warships