Pedzisa mutsara unotevera: Vanyori venhau dzakaitika vanofunga kuti barranca yokumabvazuva yepaki iyi ndiyo yaiva nzvimbo yakasvikwa naPedro de Mendoza muSpain paakaedza kutanga guta reBuenos Aires muna 1536 asi akakundikana. Zvakanaka kumaodzanyemba kwedhorobha rekoloni, nyika yakatanga kutengwa naManuel Gallego y Valcárcel munenge muna 1790. Zvizhinji gare gare zvakatengwa neEnglish Argentines, wokupedzisira wavo, Charles Ridgley Horne, akavandudza uye akawedzera nzvimbo yacho, achisimudza imba yebharoque kumucheto kwekumadokero kwenyika, Defensa Street. Achibatanidzwa naGavhuna mukuru weBuenos Aires, Juan Manuel de Rosas, Ridgley Horne akamanikidzwa kuenda kunyika yokumwe pashure pokunge murume ane simba
Zvisinei, muna 1852 hurumende yakabvisa hurumende yacho, uye nyika yacho yakatengeswa kuna José Gregorio Lezama, uyo akawedzera nzvimbo dzakapoteredza kuchamhembe ndokupa nzvimbo yakasvibirira kukura kwazvino.