This isn’t the West, but it is contemporary: Iran is infamous for stoning women for mere adultery This seems like a clear instance of a mob organized for lethal violence. The disparity in sentencing between men and women cited in the linked article also make it relevant to relations between the sexes. (One thing that I don’t know is what the gender composition of the killers at a stoning typically is.)
This isn’t the West, but it is contemporary: Iran is infamous for stoning women for mere adultery This seems like a clear instance of a mob organized for lethal violence. The disparity in sentencing between men and women cited in the linked article also make it relevant to relations between the sexes. (One thing that I don’t know is what the gender composition of the killers at a stoning typically is.)