They don't even need to frame anything actually, just keep the borders open, flood the country with third world immigration, preferably with the shittiest people you can find, people who have nothing in common in terms of culture, language, and values with the host nation... And do it at neck breaking speed and concentrate foreigners in the same areas, to make sure assimilation or even integration can't even take place You'll get tribal/turf wars all across the board in no time, a civil war, factually