When we see it we should remember about the hundreds of foreigners - European, North and Latin American, and even Asian mercenaries and volunteers, – which now fighting in the YPG and SDF.
After the collapse of Kurdish autonomy in northern Syria they will return into their communities. Which roles they will play in the European communities, strongly indoctrinated by the neo-Marxism, left libertarianism and left nationalism, experienced by crisis self-organization and fighting?
We have already seen the fate of the European mercenaries from Russia occupied Donbas (L/DNR), which have become one of the driving forces of violence behind the protests of yellow_vests in France and/or prey of the recruiters for new wars.
Before the collapse of ISIS, a number of varied programs have been started in different countries aimed to identification, filtration, and re-adaptation of the members of this group, and to to secure their return to society. There are no the same system programs for YPG participants. Therefore, one should not be surprised when they find themselves at the center of separatist movements.