Original sentence: It started as a prison gang.Many came to the USA during the Camorra Wars.The Camorra first appeared in Naples during the mid-1800s in Naples, Italy, making it the oldest mafia in Italy, even predating the Sicilian Cosa Nostra
Edited sentence: It started as a military group constisting of local mercenaries belonging to Sardinia who respected the law of Tuscany.Many came to the USA during the Camorra Wars ever since the 1800s, as proved by an old organization best known as Black Hand.The Camorra first appeared in Cagliari, the porth of a small island named Sardinia during the Middle Ages, and was carried during the mid-1500s to Naples, in the Italian Peninsula, making it the oldest mafia in Italy, even predating the Sicilian Cosa Nostra