 Ramba uchinyora ndima iyi - Nzvimbo yava kunzi Redlands yaimbova nharaunda yemadzinza eCahuilla anonzi Morongo neAguas Calientes. Kunzvera kwakadai sokwaPedro Fages naFrancisco Garcés kwakatarira kuwedzera pesvedzero yeKaturike kuvanhu vomunzvimbomo nokutonga kwekorona yeSpain munharaunda yacho muma1770. Musha weGuachama wevaSerrano Vagari veMakomo, uri kumadokero kweRedlands yemazuva ano, wakashanyirwa naF. Francisco Dumetz muna 1810, uye ndicho chakanga chiri chikonzero nei nzvimbo yacho yakasarudzwa nokuda kwebasa rokuparidzira. Dumetz akasvika mumusha musi waMay 20, musi wemutambo waSaint Bernardino weSiena, uye nokudaro akatumidza nharaunda yacho kuti San Bernardino Valley. VaFranciscan vaibva kuMission San Gabrielakagadza San Bernardino Asistencia muna 1819 ndokutanga chirongwa chenguva dzose chokurovedza madzinza omunzvimbomo kurima zvirimwa uye kukurudzira misha yenguva dzose. Pakazosvika 1820, gomba, rinozivikanwa sezanja, rakacherwa navaranda vomunzvimbomo nokuda kwavanamati vaibva kuMill Creek kuenda kuAsistencia. Muna 1822, mashoko okukunda kweMexico muHondo yokuzvimiririra akasvika munharaunda yomukati, uye nyika dzakanga dzambotaurwa neSpain dzakapfuurira kutarisirwa nehurumende yeMexico. 