Ka kammala wannan jimlar: A lokacin da babu hanyoyi sosai, hanyoyin sadarwa sun fi yawa ne ta hanyar ruwa, kuma haɗuwa da manyan koguna biyu na Banda Oriental ya kasance wuri mai muhimmanci. A farkon shekarun mulkin mallaka, bankin dama na Kogin Uruguay ya ba da katako, kwal da kuma sanduna zuwa garuruwan da ke girma a wancan gefen. Bayan da 'yan ƙasar suka sami kwanciyar hankali, sai aka kai ruwan Kogin Negro zuwa Spain inda aka san shi da amfani wajen warkarwa. Yawancin abubuwa da yawa a cikin gwagwarmayar samun 'yancin kai na Uruguay sun fara ne a yankin: gwarzon kasa José Artigas ya zauna a Villa Soriano (1790-1804); An yi kuka da Asencio (1811) wanda ya haifar da juyin juya halin ne a cikin kilomita kaɗan Negro sama da kogi; talatin da uku Easterners Liberation Cruzade (19 ga Afrilu, 1825) ya fara a Agraciada Beach, Uruguay da ke ƙasa da kogi kuma nasararsa ta farko mai mahimmanci - Satumba 1825 Rincon Battle - ya faru a cikin "kusurwa" da kogin Uruguay da Negro suka kafa. A cikin 1826 A lokacin Cisplatine War rundunar sojojin Argentina ta fuskanci Sashin Mulki na Uku na Brazil a kogin Yaguarí, ta fara ayyukan da za su ƙare a yakin Juncal. A lokacin samun 'yancin kai, tsibirin Lobos ya kasance mafaka ga bangaren Colorado a cikin
Babban yakin basasa (1839-1851).