Answer:
In Italy the causes of nationalism started with the fall of the Roman Empire. The peninsula was divided into several states that had their own government. Napoleon invaded many of these states but the unification did not last. The congress fell apart and The states split up again and nationalism started to begin again.
The Risorgimento was an ideological movement that helped incite the feelings of brotherhood and nationalism in the imagined Italian community, which called for the unification of Italy and the pushing out of foreign powers.
Step-by-step explanation: