The Mafia and Street Gangs Throughout history, crime has existed in many different forms and has been committed by not only individuals, but by groups as well. Crime is something that knows no boundaries; it exists in all cultures, is committed by all races, and has existed in all time periods. Crime exists as a part of the economic institution and is a lifestyle for many people. (The True Story) Crime also exists in both organized and unorganized forms. Since the early 1930's, "organized" crime has existed in the United States. The following will show where, when, and why the Mafia came to the United States, and how some of the most reckless street