Classification/Symbolization

If these are considered the 1st and 2nd stages of genocide, when do you think they become a problem?

- When the classification of a group of people effects how people of other groups treat them

- when people are discriminated against because of their classification

- when symbolization changes the way people treat anyone with a certain symbol

- when people treat people of certain classification/symbolization badly/under themselves/inhuman because of their classification/symbolization