Charles Maurice de Talleyrand was a prominent French diplomat and politician who served under various regimes during the French Revolution, Napoleonic era, and the restoration of the monarchy. Known for his exceptional diplomatic skills, Talleyrand played a key role in shaping European politics of the time. He served as a bishop before transitioning to politics, where he negotiated treaties, represented France internationally, and was involved in significant events such as the Congress of Vienna. Despite controversies surrounding his shifting allegiances, Talleyrand remains a pivotal figure in French history.