<prompt> Qedela umusho olandelayo: UBenito de San Juan ngaphambi kuka-1775 7 Januwari 1809 wayeyisikhulu sezempi saseSpain kanye nomlawuli ovelele wamasosha aseSpain ngesikhathi seMpi YasePeninsular. Wayeyisikhulu esiphethe amabutho aseSpain ngesikhathi  <response>: Impi yaseSomosierra. 