World War One Terms!

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Across
  1. 2. The agreement that ended hostilities in WW1.
  2. 5. One country ruling many others.
  3. 6. A place where military commanders do their duties.
  4. 8. A place for soldiers to have food and water.
  5. 9. One country joining with another.
  6. 11. A badge of honour.
Down
  1. 1. A killer that is well hidden.
  2. 2. The murder of a very important person.
  3. 3. A long, deep and narrow hole in the ground used for protection.
  4. 4. A weapon placed at the end of another weapon.
  5. 7. The suspension of hostilities.
  6. 10. A unit of soldiers.