If we just focus on the objective, then it's easy to identify the method. It doesn't particularly matter if the chosen vehicle is a religious doctrine. Rather, the core imperative is an aggressive, violent creed that can provide the necessary 'muscle'.
Alinsky originally thought the vanguard would be inner-city blacks, and it is to some extent with BLM, but welfare really took the fight out of the FSA. The real genius - both in the Europe & the US - has been offshoring the program requirements by importing a really malevolent ideology.
Now we can see first hand the success they are reaping.