カステランマレーゼ戦争
While Ferrigno ran his criminal activities, a group of Sicilian mafiosi from Castellammare del Golfo led by Salvatore Maranzano began to challenge the authority of Ferrigno's benefactor, Masseria. Once the conflict known as the Castellammarese War officially broke out into open warfare by early 1930, there were deaths throughout America's Italian underworld.