Distant military camp (7)
I believe the answer is:
outpost
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">distant military camp</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for outpost that I've seen before include "Small group of soldiers" , "Remote place" , "Remote military camp" , "settlement difficult to reach?" , "Distant military camp" .)