It is the conclusion of this thesis that Islamic law forms the doctrinal basis for the jihadi threat that can only be understood through an unconstrained review of the Islamic law of jihad. Answering the three research questions, it turns out that: • When the Chairman said that we have yet to read what our enemy’s have said, he confirmed that we have failed to do a doctrine-based threat assessment of the enemy; • Had the IC done so, it would have quickly found that the doctrinal basis of the jihadi threat is the law of jihad in Islamic law...