Disobedience (15)
'disobedience' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for insubordination that I've seen before include "Mutiny" , "Defiance" .)
(Other definitions for civil that I've seen before include "Mannerly" , "Nonviolent refusal to obey laws" , "(Of law) non-criminal" , "Courteously polite" , "Relating to citizens" .)