 Known as the First Mafia War—a second started in the early 1980s—the struggle was about wresting control of Palermo’s rackets in the markets, sale of building-sites, construction and heroin trade to North America from the older Mafia.The conflict erupted over an underweight shipment of heroin.Cesare Manzella, the Greco cousins from Ciaculli and the La Barbera brothers had financed the shipment.