Kammala wannan jumlar: Bayan Yaƙe-yaƙe na Napoleon, Sarsfield ya kasance mai aminci ga Sarki Ferdinand VII na Spain. Shi da Henry O'Donnell, 1st Count of la Bisbal sun yi watsi da makircin 'yanci a 1819. A wannan shekara an ba shi lada tare da ci gaba zuwa Lieutenant General. Amma lokacin da masu sassaucin ra'ayi suka karɓi mulki a shekara mai zuwa a Trienio Liberal, an kore shi zuwa Tsibirin Balearic. Ya yi adawa da shigar da Faransanci don mayar da Ferdinand, wanda aka sani da
Ɗan'uwan Ɗan'uwan Saint Louis. A cikin shekarun 1830s ya same shi yana jagorantar sojojin 'yanci na Navarre a lokacin Yaƙin Carlist na Farko. 'Yan tawaye sun kashe shi a Pamplona a 1837, a wannan shekarar ya jagoranci sojojinsa a yakin Oriamendi.