In 1815, the European powers met at Vienna and tried to transform all the changes that came about in Europe during ' Napoleon’s era.
The four major proposals/features of the Vienna Congress were
(i) The Bourbon dynasty, which had been deposed during the French Revolution, was restored to power and France lost the territories it had annexed.
(ii) A series of states were set up on the boundaries of France to prevent the French expansion in future. Thus, the kingdom of the Netherlands, which included Belgium, was set up in the North and Genoa was added to Piedmont in the South.
(iii) Prussia was given important new territories on its . Western frontiers, while Austria was given control of Northern Italy.
(iv) The German confederation of 39 states that had been set up by Napoleon was left untouched.