St. Edmund was a king of East Anglia, known for his strong Christian faith and leadership during the 9th century. He is often remembered for his resistance against Viking invasions, which ultimately led to his martyrdom. After his death, he was venerated as a saint, and his story became an important part of English history. His feast day is celebrated on November 20, and he is recognized as the patron saint of England and East Anglia. The town of Bury St. Edmunds in Suffolk is named after him, where his relics were kept and where a significant abbey was built in his honor.