Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Mafia (also known as Cosa Nostra) is a criminal brotherhood that emerged in the mid 19th century Sicily. It is a loose association of criminal groups that share a common organizational structure and code of conduct. The Mafia is one of the most renown and notorious gang organizations in the world. This book explores notable Mafia events in history as well as the Code of Silence Omerta. You will also find information on notable mafiosi such as Vito Cascio Ferro, Calogero Vizzini, and Luciano Leggio. Project Webster represents a new publishing paradigm, allowing disparate content sources to be curated into cohesive, relevant, and informative books. To date, this content has been curated from Wikipedia articles and images under Creative Commons licensing, although as Project Webster continues to increase in scope and dimension, more licensed and public domain content is being added. We believe books such as this represent a new and exciting lexicon in the sharing of human knowledge.