<P> The Four Great Powers had previously formed the core of the Sixth Coalition . On the verge of Napoleon's defeat they had outlined their common position in the Treaty of Chaumont (March 1814), and negotiated the Treaty of Paris (1814) with the Bourbons during their restoration: </P> <Ul> <Li> Austria was represented by Prince Metternich, the Foreign Minister, and by his deputy, Baron Johann von Wessenberg . As the Congress's sessions were in Vienna, Emperor Francis was kept closely informed . </Li> <Li> Great Britain was represented first by its Foreign Secretary, Viscount Castlereagh; then by the Duke of Wellington, after Castlereagh's return to England in February 1815 . In the last weeks it was headed by the Earl of Clancarty, after Wellington left to face Napoleon during the Hundred Days . </Li> <Li> Tsar Alexander I controlled the Russian delegation which was formally led by the foreign minister, Count Karl Robert Nesselrode . The tsar had two main goals, to gain control of Poland and to promote the peaceful coexistence of European nations . He succeeded in forming the Holy Alliance (1815), based on monarchism and anti-secularism, and formed to combat any threat of revolution or republicanism . </Li> <Li> Prussia was represented by Prince Karl August von Hardenberg, the Chancellor, and the diplomat and scholar Wilhelm von Humboldt . King Frederick William III of Prussia was also in Vienna, playing his role behind the scenes . </Li> <Li> France, the "fifth" power, was represented by its foreign minister, Talleyrand, as well as the Minister Plenipotentiary the Duke of Dalberg . Talleyrand had already negotiated the Treaty of Paris (1814) for Louis XVIII of France; the king, however, distrusted him and was also secretly negotiating with Metternich, by mail . </Li> </Ul> <Li> Austria was represented by Prince Metternich, the Foreign Minister, and by his deputy, Baron Johann von Wessenberg . As the Congress's sessions were in Vienna, Emperor Francis was kept closely informed . </Li> <Li> Great Britain was represented first by its Foreign Secretary, Viscount Castlereagh; then by the Duke of Wellington, after Castlereagh's return to England in February 1815 . In the last weeks it was headed by the Earl of Clancarty, after Wellington left to face Napoleon during the Hundred Days . </Li>

Who represented austria at the congress of vienna