The Northern Mali region (Sahel, a very critic area characterised by army and drugs trafficking and abductions) became the main aerea for cocaine trafficking. Sahel is nowadays a zone hit by politic turbulences too, worsened by the presence of Boko Haram in north Nigeria, which is a constant risk of contagion. In it takes place a real network of cocaine trafficking, one of the most productive product , which generate most added value: bought between 2.000 and 3.000 € per kilogram, is sold for 10.000 in the cities of west african oceanic facade and even 20.000 in the cities of North Africa. With the cocaine trafficking, the Sahel became tied to local mafias. Between 2004 and 2010 has been estimated at 50 tons the quantity of handled cocaine passed in transit by Sahel. We are talking about 2 billion euros, more of the annual budget of several countries of the ECOWAS.