Definition
John of Gaunt (1340–1399) was the Duke of Lancaster, a prominent English prince and soldier during the reign of his nephew, Richard II. He was a powerful figure in English politics, influencing many key events. He played a significant role in the Hundred Years' War. He was also the father of King Henry IV, establishing the Lancastrian dynasty. Think of him as a medieval political influencer with serious family connections. His legacy is complex, marked by both ambition and patronage.