World War 1

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Across
  1. 3. the distinctive clothing worn by members of the same organization
  2. 5. armed forces of a country
  3. 7. warship submerged underwater
  4. 8. armed conflict between different nations
  5. 9. formally cooperating with another for a military or other purpose
  6. 10. state of being dead
Down
  1. 1. tavern or bar
  2. 2. sparked the start of the war
  3. 4. a person who serves in the army
  4. 6. a narrow ditch dug by troops to provide a place of shelter from enemy fire.