Mushure mekusununguka kubva kuSpain muna 1821, nzvimbo iyi yakava chikamu cheMexico. Pasi pehutongi hweMexico, hurongwa hwemamishinari hwakapera zvishoma nezvishoma, uye nyika dzayo dzakaitwa dzakazvimiririra. Muna 1835, murume wechiChirungu William Richardson akavaka imba yekutanga yakazvimiririra, padyo nechiteshi chengarava chakakomberedza nhasi Portsmouth Square. Pamwe naAlcalde Francisco de Haro, akaisa chirongwa chemugwagwa chekugara kwakawedzerwa, uye guta, rakatumidzwa kuti Yerba Buena, rakatanga kukwezva vagari vemuAmerica. Commodore John D. Sloat akataura California yeUnited States musi waChikunguru 7, 1846, panguva yeMexicoan-American War, uye Captain John B. Montgomery akasvika kuzotora Yerba Buena mazuva maviri gare gare. Yerba Buena yakatumidzwa zita rekuti San Francisco musi waNdira 30 wegore rinotevera, uye Mexico yakapa zviri pamutemo nzvimbo kuUnited States pakupera kwehondo. Kunyangwe paine nzvimbo yayo inokwezva sechiteshi chengarava uye nzvimbo yemauto, San Francisco ichiri zita risingagamuchiri
Yerba Buena