Pedzisa mutsara unotevera: VaColorado vaida vaUnitaros vokuArgentina vakanga vaendeswa kune dzimwe nyika, vakawanda vavo vakanga vatizira kuMontevideo apo purezidhendi weBlanco Manuel Oribe akanga ari shamwari yepedyo yomutongi weArgentina Manuel de Rosas. Pana 15 June 1838, uto rakatungamirirwa nomutungamiri weColorado Rivera rakapidigura Mutungamiri Oribe, uyo akatizira kuArgentina. Rivera akazivisa hondo kuna Rosas muna 1839. Kurwisana kwacho kwaizotora makore 13 uye kwaizozivikanwa se
Guerra Grande (Hondo Huru).