▁C ór dob a ▁and ▁the ▁L itor al , ▁where ▁liv est ock ▁was ▁raised ▁to ▁supply ▁the ▁mines ▁of ▁Upper ▁Peru . ▁ ▁This ▁trade ▁was ▁leg ally ▁limited ▁to ▁Spain : ▁the ▁Spanish ▁Crown ▁enfor ced ▁a ▁mon op son y ▁which ▁limited ▁supplies ▁and ▁enabled ▁Spanish ▁mer ch ants ▁to ▁mark ▁up ▁prices ▁and ▁increase ▁prof its . ▁British ▁and ▁Portuguese ▁mer ch ants ▁broke ▁this ▁mon op son y ▁by ▁resort ing ▁to ▁cont rab and ▁trade . ▁ ▁The ▁British ▁desire ▁to ▁trade ▁with ▁South ▁America ▁grew ▁during ▁the ▁Indust rial ▁Revolution ▁and ▁the ▁loss ▁of ▁their ▁ 1 3 ▁colon ies ▁in ▁North ▁America ▁during ▁the ▁American ▁Revolution . ▁To ▁achieve ▁their ▁economic ▁object ives , ▁Britain ▁initially ▁launched ▁the ▁British ▁invas ions ▁of ▁the ▁Río ▁de ▁la ▁Pl ata ▁to ▁conquer ▁key ▁cities ▁in ▁Spanish ▁America ▁but ▁they ▁were ▁defeated ▁by ▁the ▁local ▁forces ▁of ▁what ▁is ▁now ▁Argentina ▁and ▁Uruguay ▁not ▁once ▁but ▁twice ▁without ▁the ▁help ▁of ▁Spain . ▁When ▁they ▁al lied ▁to ▁Spain ▁during ▁the ▁Napole onic ▁Wars , ▁they ▁requested ▁the ▁Spanish ▁authorities ▁to ▁open ▁commerce ▁to ▁Britain ▁in ▁return . ▁▁ ▁The ▁first ▁Argent ine ▁histor ians , ▁such ▁as ▁Bart ol om é ▁Mit re , ▁attributed ▁the ▁free ▁trade ▁to ▁The ▁Represent ation ▁of ▁the ▁H ac end ados ▁economic ▁report ▁by ▁Mar iano ▁Mor eno , ▁but ▁is ▁currently ▁considered ▁the ▁result ▁of ▁a ▁general ▁neg ot iation ▁between ▁Britain ▁and ▁Spain , ▁as ▁reflected ▁in