That's a feather she's holding, others were holding sage, against which the Canadian police used pepper spray and rubber bullets and some said live ammunition.
Along with the police were a few snipers in camouflage. A very threatening presence to a peaceful demonstration.
I can't verify the Romanian protest. But I have Indian activist friends who have posted eye witness accounts of the Canadian one. Maybe the best explanation for what's happening is this:
[A little oversimplified but generally accurate.]