Rubuta ci gaba don wannan sakin layi - sabis na farko na Thomas da aka rubuta shi ne a matsayin kwamandan a cikin sojojin Piedmontese a ƙarƙashin mahaifinsa a cikin yaƙi da Faransa a 1630 (duba War of the Mantuan Succession
) Ya ce: Wataƙila a wannan lokacin ne ya fara haɗuwa da Mazarin, wanda (duk da cewa matsayinsa na jama'a yana da rikitarwa) ya kasance a lokacin 1630-32 a zahiri wakilin Faransa ne a kotun Piedmontese. Lokacin da aka tilasta sabon Duke Victor Amadeus I ya yarda da mamayar Faransa na Pinerolo (Amincin Cherasco, 26 ga Afrilu 1631, da kuma yarjejeniyar asirin da ke tattare da shi, wanda aka aiwatar a 1632), akwai rashin gamsuwa a cikin Piedmont, kuma Thomas, tare da ɗan'uwansa Maurice, ya tafi ya shiga cikin Mutanen Espanya, wanda Victor Amadeus ya kwace kudaden shiga. (Ba a bayyana ainihin ranar ƙaura ba, amma wataƙila a shekara ta 1632, ba shakka ba daga baya ba fiye da 1634.) Kodayake Mutanen Espanya sun yi maraba da shi saboda yana da alaƙa da dangin masarautar Faransa da na Mutanen Espanya, Thomas ba su amince da su gaba ɗaya ba, kuma dole ne ya aika da matarsa da yaransa zuwa Madrid a matsayin masu garkuwa.