Actually I think there may well be just such a need.
The war is NOT over until either, like Carthage, all the enemy are dead, or like WWII Japan, the enemy's will to fight is broken.
1.3 billion muslims on earth.
Chose a solution.
Chose wisely.
The solution you refer to was chosen by Al Qaeda. It backfired pretty badly. It’s easy to scare hajis, but they’ll only stay scared for so long before brutality steels them against you.