This generation is rightfully feeling like they're getting a sore deal.
So it could be:
- the native young population who are now flocking in the AfD
- the people fighting the AfD in the street
- the second generation immigrants born there
- the very recent immigrants
- a mix of all
Because the alchemy of creating a working army and "esprit de corps" is much harder than in a corporation. You cannot just take a modern managerial approach to creating an army.
A mix of all will end up obviously in a disaster but selecting on any group will end up in a civil war or coup.
Former East Germany is lit up in red, similar to how you could see the old borders on night satellite photos from the color temperature of the outdoor lights in West and East Germany, which was most easily noticed in Berlin (article has a picture from 2012): https://kottke.org/19/11/the-berlin-wall-of-light
The outdoor lights will eventually all be LED, which will erase the old border from the night skies.