Period between wars (9)
I believe the answer is:
peacetime
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">period between wars</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for peacetime that I've seen before include "post-conflict period" , "Period between wars" , "Calm period" , "When this ends, it's war" , "When there's no war" .)