Wymering Manor is a Grade II* listed building, which is the oldest in the city of Portsmouth, England, and was the manor house of Wymering, it became the property of King William the Conqueror, after which event that was fought on 14 October 1066 between the Norman-French army of William, the Duke of Normandy, and an English army under the Anglo-Saxon King Harold Godwinson, beginning the Norman conquest of England?