sentences:  After qualifying at the Academy, details of the next few years of Thibault's life are unknown.It is known, however, that he studied military engineering in Paris under the sponsorship of Colonel Charles Daniel de Meuron.Cape under Dutch occupation to 1795 The Swiss mercenary DeMeuron Regiment in the service of the Dutch East India Company, arrived in Cape Town on 7 January 1783 with Lieutenant Thibault among them, only to re-embark almost immediately on the "Hermione" to Ceylon where they were to assist French Admiral Suffren.