The wars ia the theory of Islamic law are in the nature of an undertaking to advance God’s purposes on earth, and invariably they are defensive in character. It is a duty of a believer to carry forward the Message of God and to bring it to the notice of his fellow-men in handsome ways. But if someone attempts to obstruct him from doing so he is entitled, as a measure of defence, to retaliate. - Preface
Defensive jihad is akin to Barry’s view of the Constitution as a “charter of negative liberties”. Anti-freedom collectivists, sophisticated criminals, sociopaths and totalitarians think like that, although most in not as nuanced terms.