▁the ▁Mill ion ▁Program me ▁the ▁most ▁am bit ious ▁building ▁programme ▁in ▁the ▁world . ▁At ▁the ▁same ▁time , ▁a ▁large ▁proportion ▁of ▁the ▁older ▁housing ▁stock ▁was ▁demol ished . ▁▁ ▁The ▁housing ▁short age ▁in ▁Sweden ▁before ▁the ▁start ▁of ▁the ▁programme ▁was ▁a ▁major ▁political ▁and ▁social ▁issue ▁in ▁Sweden . ▁Between ▁ 1 8 6 0 ▁and ▁ 1 9 6 0 , ▁Sweden ▁had ▁transformed ▁from ▁an ▁agr arian ▁nation ▁to ▁a ▁highly ▁industrial ized ▁nation , ▁which ▁led ▁to ▁a ▁large ▁urban ization ▁tr end . ▁The ▁population ▁in ▁the ▁coun tr ys ide ▁moved ▁in ▁large ▁numbers ▁to ▁towns ▁after ▁ 1 9 4 5 . ▁This ▁urban ization ▁following ▁World ▁War ▁II ▁was ▁also ▁encourag ed ▁by ▁the ▁authorities ▁and ▁gover ning ▁establishment . ▁After ▁the ▁war , ▁as ▁Swedish ▁industry ▁was ▁un har med , ▁cities ▁needed ▁workers ▁to ▁produce ▁the ▁amount ▁of ▁goods ▁demanded ▁by ▁the ▁rest ▁of ▁war - destroy ed ▁Europe . ▁The ▁major ▁cities ▁of ▁Sweden ▁had ▁in ▁many ▁cases ▁had ▁their ▁last ▁building ▁bo om ▁in ▁the ▁late - 1 9 th ▁century ▁and ▁were , ▁by ▁ 1 9 5 0 , ▁much ▁too ▁small ▁to ▁accommod ate ▁the ▁rural ▁population ▁then ▁flo oding ▁into ▁the ▁cities . ▁ ▁The ▁increasing ▁standard ▁of ▁living ▁led ▁to ▁dem ands ▁to ▁dram atically ▁decrease ▁the ▁population ▁density ▁and ▁to ▁abol ish ▁the ▁old ▁ ▁( D irt ▁Sweden ). ▁This ▁was ▁made ▁possible ▁because ▁of ▁the ▁out standing