mber1,1955,Montgomery,AlabamaintheUnitedStates,RosaParks,anAfrican-Americanseamstress,boardedabus.Whenshewasinthebusdrivingafterseveralstation,thebusdriverorderedRosaParkstoherseattoawhitepassenger.RosaParksthoughtsheshouldgetandwhitethesametreatment,andrefusedtogiveupherseat.Subsequently,Parkswasarrestedbythepolice.MontgomeryBusBoycott蒙哥马利巴士抵制运动UnderthesystemofsegregationusedonMontgomerybuses,whitepeoplewhoboardedthebustookseatsinthefrontrows,fillingthebustowardtheback.Blackpeoplewhoboardedthebustookseatsinthebackrows,fillingthebustowardthefront.Eventually,thetwosectionswouldmeet,andthebuswouldbefull.Ifotherblackpeopleboardedthebus,theywererequiredtostand.Ifanotherwhitepersonboardedthebus,theneveryoneintheblackrownearestthefronthadtogetupandstand,sothatanewrowforwhitepeoplecouldbecreated.