Rubuta ci gaba don wannan sakin layi - Faransa da Burtaniya sun sanya takunkumi na tsawon shekaru biyar a kan Tarayyar Argentine wanda Juan Manuel de Rosas ke jagoranta. An sanya shi a cikin 1845 don tallafawa Jam'iyyar Colorado a cikin yakin basasar Uruguay
kuma ya rufe Buenos Aires zuwa cinikin jiragen ruwa. 'Yan kasuwar Anglo-Faransa sun shiga cikin ruwan cikin gida na Argentina, don siyar da kayayyakinsu, yayin da Rosas ke ci gaba da tsarin kare kariya.