the old world original sicilian mafia was the main stronghold on u.s. soil for many decades through tough times during the depression and 2 world wars.they came from castellemare gulf of sicily and later as the mob got more american influenced the old hat were called mustache petes or zips.luchese,gambino,genovese,murder inc,lucianobonnano,,were the real mob before the sixties on up turned into rats,informants that turned states evidence and such.