Describes the origins and history of the Cosa Nostra, beginning in 1863 Sicily and moving to Prohibition Era America, discussing the formation of the mafia families and the most famous legendary criminals.
Mariano Agate (May 19, 1939 in Mazara del Vallo – April 3, 2013 in Mazara del Vallo) was a member of the Sicilian Mafia. He was the boss of Mazara del Vallo Mafia family since the 1970s when he replaced the old boss Mariano Licari. He also was the boss of the mandamento of Mazara, including the Mafia families of Marsala, Salemi and Vita. Agate was a member of "Iside", one of the most powerful local Masonic lodges.