Generate a sentence about this data: Dead Man's Plack, location, England; England, capital, London; Dead Man's Plack, dedicatedTo, Æthelwald, Ealdorman of East Anglia; England, language, Cornish language; England, religion, Church of England
England, where the capital is London, is the home of the Cornish language and the established religion of the Church of England. It is also the location of Dead Mans Plack which is dedicated to Aethelwald, Ealdorman of East Anglia.