The first McDonald's franchise opened in Des Plaines, Illinois, on April 15, 1955. By the 1970s, McDonald's had grown into an increasingly popular fast-food establishment. The Quarter Pounder, Quarter ...
The Quarter Pounder, Quarter Pounder with cheese, and Egg McMuffin were also added to the menu. By the 1970s, just a decade into its operation under businessman Ray Kroc, McDonald's was already a ...