Although at first glance, this appears to be another battle in the successive-generational war in Afghanistan, specifically for Kunduz.
But, in contemporary terms, there is a wrinkle:
Afghanistan forces defend Kunduz from Taliban - BBC News
Regionally, if Daesh and the Taliban have sorted out their differences to fight their common enemy, that's bad.
But, in contemporary terms, there is a wrinkle:
Afghanistan forces defend Kunduz from Taliban - BBC News
This is the first positive confirmation by a senior government official that Islamic State is operating alongside the Taliban in Afghanistan.
Until now, particularly in the south of the country, IS fighters have often clashed with the Taliban. But the governor said that the battle for the north is different, and here IS fighters are "supporting the Taliban, training the Taliban, trying to build the capacity of the Taliban for a bigger fight".
Regionally, if Daesh and the Taliban have sorted out their differences to fight their common enemy, that's bad.