Edward, the Black Prince was the son of King Edward III of England and was granted the title of Duke of Cornwall, the first duchy in England. This ceremony held great significance as Cornwall was a pivotal region, and the creation of the duchy symbolized the enhancing of noble ranks and the importance of land in securing loyalty and influence. The title underscored Edward’s position as an heir to the throne, setting the stage for his future military and political ventures. The investiture took place amidst growing tensions in Europe, particularly with France, as England was on the brink of what would become the Hundred Years' War. Establishing a duke's title also served practical purposes, granting Edward substantial lands and revenues that would support his role within the English monarchy. As the first Duke of Cornwall, Edward held lands that were traditionally associated with the royal family, increasing the stature of his lineage.

Furthermore, the title signified a shift in the nature of noble titles in England. Nobility was becoming more formalized, with titles reflecting not only social status but also military and economic influence. The move to create duchies indicated a greater centralization of power and a more structured hierarchy within the aristocracy. This was crucial in an era where land ownership was tied to power, and such titles were essential in garnering support from the nobility during times of war and conflict. This event thus played a key role in shaping the feudal structure of England as it advanced toward more organized governance under the monarchy.