Complex sentence: With the unification of Italy Gesualdo became part of the province of Avellino, and in the years after the national unification it became the scene of episodes related to the phenomenon of banditry.
Split into simpler sentences: With the unification of Italy, Gesualdo became part of the province of Avellino. In the years after the national unification, Gesualdo became the scene of episodes related to the phenomenon of banditry.