The following video shows the sort of response to violent cultural enrichment that you never see in Northern Europe. Northern Europeans are not only less volatile in temperament than Italians, but they also know that they may well be arrested, charged, tried, and imprisoned if they do anything remotely harmful to a “refugee”.
Fortunately, Italy suffers far less from PC than do its neighbors to the north.
The Italians are closer to the diversity. That might partly explain their temperament.