Comte de Gambais

The Comte de Gambais was a French aristocrat, who as a royalist acted as a spy for the Austrian monarchy during the French Revolution. At the head of a spy organization in Paris, De Gambais provided informations to the austrian forces in order to defeat the revolutionary forces and restore the French monarchy. In 1792, helping Georges Danton, Arno Dorian and others Assassins destroyed De Gambais organization, ensuring that France would not be invaded by foreign troups.

Reference

 * Assassin's Creed: Unity