Very little is thought of the first 20 years of Ecgberht's reign, but it is thought that he was ready to maintain the independence of Wessex from the kingdom of Mercia, which At the moment dominated another southern English kingdoms. In 825, Ecgberht defeated Beornwulf of Mercia, finished Mercia's supremacy https://stratfordf715hbx3.wikidirective.com/user