King Charles III officially proclaimed as monarch at ceremony in Haddington 1 year ago | 717 Views 0 KING Charles III was officially proclaimed as the new monarch in East Lothian at a ceremony in Haddington on Sunday. Created By Haddington Admin Click here to view the original article. KING Charles III was officially proclaimed as the new monarch in East Lothian at a ceremony in Haddington on Sunday. Community Events News