TheCaliforniaGoldRushEffectsDevelopmentForty-ninersHistory01020304ContentsHISTORYbeganonJanuary24,1848foundbyJamesW.Marshallbroughtsome300,000peopletoCaliforniafoundshinymetalinthetailraceofalumbermillMarshallwasbuildingforSutterontheAmericanRiverJamesW.MarshallTheMexican-AmericanWarTheNewYorkHeraldJamesPolkFORTY-NINERSThefirstpeopletorushtothegoldfields,beginninginthespringof1848,weretheresidentsofCaliforniathemselves—primarilyagriculturallyorientedAmericansandEuropeanslivinginNorthernCalifornia,alongwithNativeAmericansandsomeCalifornios(Spanish-speakingCalifornians).TheRouteofForty-NinersTheirdistinctivedressandappearancewashighlyrecognizableinthegoldfields,andcreatedadegreeofanimositytowardstheChinese.TheImmigrantsfromChina