This whole category of thinking in terms of sides is the problem in the first place. Thinking in these categories only strengthens the nationalist prosecution complex that drives the hatred in the first place.
Which subethnicity started it or whatever doesn't fucking matter., this whole line of thinking only leads to more hatred, more destruction, more dysfunction.
As a Croat, my enemy is not my fellow Yugoslav, my enemy is the nationalist thugs on all sides that destroyed my country so they could rule over their hateful little fiefdoms.
Bratstvo i jedinstvo is coming back, under a blue flag with yellow stars. Montenegro is joining the EU next, with Schengen etc bratstvo i jedinstvo between crna gora and hrvatska will be restored.