▁expansion ▁over se as . ▁ ▁Their ▁strategy ▁had ▁a ▁number ▁of ▁parts , ▁one ▁being ▁the ▁ 1 7 9 8 – 1 8 0 1 ▁Egypt ian ▁campaign , ▁intended ▁in ▁part ▁to ▁strength en ▁French ▁trad ing ▁interests ▁in ▁the ▁region . ▁In ▁South ▁America , ▁Tal ley rand ▁sought ▁to ▁move ▁the ▁border ▁between ▁French ▁Gu iana ▁and ▁Portuguese ▁Brazil ▁south ▁to ▁the ▁Arag u ari ▁or ▁Am ap á ▁River , ▁taking ▁in ▁large ▁parts ▁of ▁Northern ▁Brazil . ▁A ▁third ▁was ▁the ▁rest oration ▁of ▁New ▁France ▁in ▁North ▁America , ▁lost ▁after ▁the ▁ 1 7 5 6 – 1 7 6 3 ▁Seven ▁Years ' ▁War , ▁with ▁Louisiana ▁providing ▁raw ▁materials ▁for ▁French ▁plant ations ▁in ▁the ▁Car ib bean . ▁ ▁The ▁combination ▁of ▁French ▁amb ition ▁and ▁Spanish ▁weak ness ▁made ▁the ▁return ▁of ▁Louisiana ▁attract ive ▁to ▁both , ▁especially ▁as ▁Spain ▁was ▁being ▁drawn ▁into ▁disput es ▁with ▁the ▁US ▁over ▁navigation ▁rights ▁on ▁the ▁Mississippi ▁River . ▁Tal ley rand ▁claimed ▁French ▁possession ▁of ▁Louisiana ▁would ▁allow ▁them ▁to ▁protect ▁Spanish ▁South ▁America ▁from ▁both ▁Britain ▁and ▁the ▁US . ▁ ▁Pro vis ions ▁ ▁The ▁Tre aty ▁was ▁negoti ated ▁by ▁French ▁general ▁Louis - Alex and re ▁Ber th ier ▁and ▁the ▁Spanish ▁former ▁Chief ▁Minister ▁Mar iano ▁Luis ▁de ▁Ur qu ijo . ▁In ▁addition ▁to ▁Louisiana , ▁Ber th ier ▁was ▁instruct ed ▁to ▁demand ▁the ▁Spanish ▁colon ies ▁of ▁East ▁Florida ▁and ▁West ▁Florida