The Battle of Hastings, fought on October 14, 1066, was a pivotal conflict in English history. It marked the beginning of Norman conquest, as William the Conqueror defeated King Harold II, who was killed in battle. This battle led to significant changes in English society, governance, and culture, as the Normans established a new ruling class and introduced feudalism. The outcomes reshaped English language, architecture, and law, making the Battle of Hastings a cornerstone event in the development of England as a nation.