Charles Maurice de Talleyrand, Prince of Benevento (since 1806), Duke of Talleyrand-Perigord (since 1807) and Duke of Dino (since 1805), is rumored to be the "Prince of diplomats", (Napoleon) and "the son of his time." Talleyrand biography is marked by the turmoil of the French Revolution, the Napoleonic era and the many struggles for power at that time.
In fact Talleyrand biography is that he managed, in a time and a country that randomly destroyed regimes and leaders and built, under any regime to be successful and always on time ...