IS/ISIL/ISIS: State of fear outgrows insurgency label

If ISIS is a state, then what kind of state is it? Pretty clearly, it’s a revolutionary totalitarian state, which seeks to expand by military conquest, refuses to recognise the legitimacy of other states (specifically, those defined by the Sykes-Picot Agreement that created the modern Middle East, or Iran or Israel) and wants to redraw the map of the Middle East and North Africa.