Nostalgic soft drinks are beverages that evoke a sense of nostalgia for many people. The term NEHIS is an acronym for the National Soft Drink Association, which was founded in 1919 and is responsible for promoting the consumption of soft drinks in the United States. The organization has been instrumental in the development of many iconic soft drinks, such as Coca-Cola, Pepsi, and Dr. Pepper. These drinks have become synonymous with American culture and evoke a sense of nostalgia for many people.