▁groups ▁of ▁S á mi . ▁ ▁The ▁question ▁of ▁rein de er ▁her ding ▁across ▁the ▁border ▁between ▁Norway ▁and ▁Sweden ▁had ▁been ▁a ▁difficult ▁topic ▁during ▁the ▁Karl stad ▁Convention . ▁From ▁ancient ▁times , ▁the ▁Sam i ▁rein de er ▁her ders ▁placed ▁little ▁emphas is ▁on ▁national ▁borders , ▁and ▁had ▁let ▁their ▁rein de er ▁gra ze ▁in ▁Sweden ▁during ▁the ▁winter ▁and ▁in ▁Norway ▁during ▁the ▁summer . ▁Through ▁the ▁L app ▁C od ic il ▁of ▁ 1 7 5 1 , ▁this ▁tradition ▁was ▁reg ulated ▁by ▁contract ▁between ▁the ▁countries . Event ually , ▁as ▁a ▁majority ▁of ▁these ▁Sam i ▁became ▁Swedish ▁citizens , ▁gra zing ▁and ▁rein de er ▁her ding ▁rights ▁from ▁Sweden ▁became ▁a ▁bur den ▁for ▁Norway . ▁During ▁the ▁negoti ations ▁of ▁ 1 9 0 5 , ▁it ▁was ▁thought ▁this ▁cross - border ▁rein de er ▁her ding ▁included ▁ 8 0 , 0 0 0 - 1 0 0 , 0 0 0 ▁Swedish ▁rein de er ▁in ▁T rom s ▁and ▁Nord land , ▁and ▁in ▁comparison ▁there ▁were ▁only ▁ 7 0 0 0 ▁Norwegian ▁rein de er ▁gra zing ▁in ▁Sweden ▁during ▁the ▁winter . ▁During ▁the ▁Karl stad ▁Convention , ▁this ▁was ▁finally ▁resolved ▁so ▁that ▁Norway ▁accepted ▁the ▁gra zing ▁rights ▁from ▁Sweden , ▁but ▁was ▁cur ta iled ▁so ▁that ▁rein de er ▁migration ▁had ▁to ▁occur ▁after ▁June ▁ 1 5 , ▁six ▁weeks ▁later ▁than ▁previous ▁reg