We have politicians and their extended families to support and the stuff about powerful military is just power horse puckey.
If I may, Pakistan could begin by first admitting to themselves that however well meaning their Islam-ism project may have been it is a failure and will not be pursued, it should 'out" the individuals involved and the organizations involved, in particular the source of their funding -- it should exert maximum effort at defeating Islamist ideas in the public - and of course it should embark on a massive campaign to identify, target and eliminate any individual,whether in Pakistan or elsewhere, involved in these activities.
With these actions it will not be necessary to go in large scale military anywhere, but it must be followed through with a new economic dispensation, one that free of the control of politicians and bureaucrats