Plaid Cymru’s Jonathan Edwards MP has tabled an Early Day Motion in the House of Commons which sets out opposition to the creation of a cross-Tamar ’Devonwall’ parliamentary constituency.

Campaign group Kernow Matters To You (KMTU) has sent a dossier to the leader of every political party represented in the House of Commons as well as to many members of the House of Lords, to the Duchy of Cornwall and to Prince Charles himself as well as the Council of Europe and the United Nations.