even as late as the nineteen-twenties, Italians and Italian-Americans were often considered “other” by much of the rest of the country. In fact, many people subscribed to what criminologists call the alien conspiracy theory of organized crime—the idea, as Finckenauer puts it, that “Southern Italians came to us with evil intent to create criminal enterprise on our shores.” (Today, Donald Trump advances a similar theory about immigrants from south of the border.)
(via Why Do We Admire Mobsters? – The New Yorker)
Worth a read.