US and British Armed Forces

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Across
  1. 3. - the smallest and basic military unit
  2. 4. - the abbreviation of Department of Defense
  3. 7. - the basic arm of the US Army
  4. 9. - the motto of this branch is «Always Prepared»
  5. 10. - the branch of US Armed Forces responsible for naval operations
Down
  1. 1. - the commander-in-chief of the US Armed Forces
  2. 2. - The head of the British Armed Forces
  3. 5. - the headquarters building of the US DOD
  4. 6. - the lowest rank of the US Armed Forces that doesn’t have en insignia
  5. 8. - the oldest military branch of US Armed Forces