クレメンス・フォン・メッテルニヒ
Describes the 1814-15 Congress of Vienna and Britain's Robert Stewart, Viscount Castlereagh, Prussia's Karl August, Grand Duke of Saxe-Weimar-Eisenach, Russia's Karl Nesselrode, France's Charles Maurice de Talleyrand-Périgord, and Austria's Klemens von Metternich.