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* The HPG is the armed militia of the PKK.
* The PYD is the Democratic Union Party, based out of Rojava (Western Kurdistan, inside the borders of Syria). The PYD shares the ideology of the PKK.
* The YPG was the armed wing of the PYD, but it is now the militia of TEV-DEM (Movement for a Democratic Society) that the PYD proposed as the method of self-governance/democratic autonomy in Rojava.