In 1672, he helped lead French forces in Ceylon, where the strategic bay at Tincomalee was captured and St. Thomé (also known as Meilâpûr) on the Coromandel coast was also taken; however, the consequences of his military success was short-lived.
Pada tahun 1672, ia turut memimpin pasukan Prancis di Ceylon, di mana teluk strategis Tincomalee dikuasai dan St. Thomé (dikenal pula sebagai Meilâpûr) di pesisir Coromandel ditaklukkan; meski demikian, dampak kesuksesan militer ini tak dirasakan lama.