Le Gardeur de Tilly was the first son born to the family of a Navy captain.
[5] On 18 February 1779, Concorde encountered a 32-gun British frigate, that she fought for three hours before the ships disengaged.
[2][5][8][Note 2] In early 1781, Des Touches gave Le Gardeur command of a division comprising the 64-gun Éveillé, the frigates Gentille and Surveillante, and the cutter Guêpe.
On 19 February 1781,[10] The squadron met a British convoy, and captured the 44-gun HMS Romulus and 8 transports.
[5] During the Reign of Terror, Le Gardeur de Tilly was imprisoned, but he was freed at the Thermidorian Reaction.