A novel or movie about American gangsters

There are many novels or movies about American gangsters, and the following are some of the famous ones: The Godfather was a classic gangster film directed by Francis Ford Coppola, which told the story of an Italian American gangster family. The Sopranos was an American TV series that told the story of a New York gangster family. Once Upon a Time in America was an American novel about a group of gang leaders and their past. The Godfather Part II was another gangster film directed by Francis Ford Coppola that continued the story of the Italian American gangster family. Infernal Affairs was a Hong Kong film about an undercover police officer and a gang leader. These are some novels or movies about American gangsters, which enjoy a high reputation and influence worldwide.