▁city ▁of ▁Johannes burg ▁grew ▁from ▁the ▁gold ▁fields , ▁Cape ▁Town ▁lost ▁its ▁position ▁as ▁the ▁single ▁dominant ▁city ▁in ▁the ▁region , ▁but , ▁as ▁the ▁primary ▁port , ▁it ▁non eth eless ▁benef itted ▁from ▁the ▁increased ▁trade ▁to ▁the ▁region . ▁The ▁min eral ▁wealth ▁generated ▁in ▁this ▁period ▁laid ▁the ▁foundation ▁for ▁an ▁industrial ised ▁society . ▁ ▁This ▁period ▁marked ▁the ▁first ▁incident ▁of ▁seg reg ation ▁in ▁the ▁city . ▁Following ▁an ▁out break ▁of ▁b ub onic ▁pl ague ▁which ▁was ▁bl amed ▁on ▁the ▁native ▁Afr icans , ▁the ▁n atives ▁were ▁moved ▁to ▁two ▁locations ▁outside ▁of ▁the ▁city , ▁one ▁of ▁which ▁was ▁near ▁the ▁do cks ▁and ▁the ▁other ▁at ▁N d ab eni , ▁about ▁six ▁km ▁east ▁of ▁the ▁city . ▁ ▁The ▁apart heid ▁years ▁The ▁latter ▁settlement ▁was ▁the ▁start ▁of ▁what ▁would ▁later ▁develop ▁into ▁the ▁town ships ▁of ▁the ▁Cape ▁Fl ats . ▁In ▁ 1 9 4 8 , ▁the ▁National ▁Party ▁stood ▁for ▁election ▁on ▁its ▁policy ▁of ▁ra cial ▁seg reg ation , ▁later ▁known ▁as ▁apart heid . ▁After ▁a ▁series ▁of ▁bitter ▁court ▁and ▁constitution al ▁batt les , ▁the ▁already ▁limited ▁voting ▁rights ▁of ▁the ▁Col oured ▁community ▁in ▁Cape ▁Province ▁were ▁rev oked . ▁In ▁ 1 9 6 6 , ▁the ▁once - v ibr ant ▁District ▁Six ▁area ▁was ▁bul ld oz ed ▁and ▁declared ▁a ▁white - only ▁area . ▁This ▁and ▁many ▁similar ▁declarations