Four Stages of Islamic Conquest (video)
I have seen this outlined in a lecture from Brigitte Gabrielle who watched this exact same method used to conquer Lebanon with the help of secular leftists who the Islamists later slaughtered.
[youtube=http://www.youtube.com/watch?v=x8fmh4F_FxY]
Brigitte Gabrielle interview:
[youtube=http://www.youtube.com/watch?v=s1QGyosnwRI]