Treaty of Paris (1815) notably Prussia, initially demanded that France cede significant territory in the East, rivalry among the powers and the general desire to secure the Bourbon restoration made the peace settlement less onerous than it might have been. The treaty was signed for Great Britain by Lord Castlereagh and the Duke of Wellington and by the duc de Richelieu for France; parallel treaties with France were signed by Austria, Russia, and Prussia, forming in effect the first confederation of Europe. The Quadruple Alliance was reinstated in a separate treaty also signed 20 November 1815, introducing a new concept in European diplomacy, the
Treaty of London (1827) independence of Greece, Turkey was forced by the Treaty to give the Danube Delta and its islands, and a considerable portion of the Black Sea south of the Kuban estuary over to Russia. Because of these new territorial arrangements and the other articles contained in the treaty, Britain and the other European powers came to regard the Treaty of Adrianople as infringing on the promises that Russia had made in the Treaty of 1827. Treaty of London (1827) The Treaty of London was signed by the United Kingdom, France, and Russia on 6 July 1827. The three main European powers