Crime against the state (7)
I believe the answer is:
treason
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">crime against the state</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 treason that I've seen before include "One's art? (anag)" , "Lese-majesty" , "Disloyalty (to one's country)" , "Crime of disloyalty" , "Gunpowder Plot, say" .)