With the end of the Castellammarese War , a major conflict between the Sicilian clans in New York , Bonanno became boss of the reorganized Bonanno family .
Bonventre became a caporegime , the captain of a crew of mobsters .
With the end of the Castellammarese War , a major conflict between the Sicilian clans in New York , Bonanno became boss of the reorganized Bonanno family and Bonventre became a caporegime , the captain of a crew of mobsters .