▁of ▁just ▁ 3 5 ▁individuals , ▁which ▁actually ▁indicates ▁that ▁thousands ▁left ▁the ▁city ▁when ▁considering ▁the ▁natural ▁growth ▁rate ▁of ▁a ▁population . ▁G row th ▁in ▁the ▁ 1 9 2 0 s ▁and ▁ 1 9 3 0 s ▁remained ▁slow ▁but ▁less ▁dr ast ically ▁so , ▁forcing ▁city ▁boost ers ▁to ▁market ▁the ▁city ▁as ▁a ▁quiet , ▁comfortable ▁place ▁suitable ▁for ▁raising ▁a ▁family ▁rather ▁than ▁a ▁dynamic ▁community ▁full ▁of ▁opportunity . ▁The ▁In land ▁Empire ▁was ▁heavily ▁dependent ▁on ▁natural ▁resources ▁and ▁extract ive ▁goods ▁produced ▁from ▁mines , ▁for ests , ▁and ▁far ms , ▁which ▁experienced ▁a ▁fall ▁in ▁demand . ▁The ▁situation ▁improved ▁slightly ▁with ▁the ▁start ▁of ▁World ▁War ▁II ▁as ▁al umin um ▁production ▁comm enced ▁in ▁Sp ok ane ▁due ▁to ▁the ▁area ' s ▁cheap ▁electric ity ▁( produ ced ▁from ▁regional ▁d ams ) ▁and ▁the ▁increased ▁demand ▁for ▁air plan es . ▁ ▁Second ▁half ▁of ▁the ▁ 2 0 th ▁century ▁ ▁After ▁dec ades ▁of ▁st agn ation ▁and ▁slow ▁growth , ▁Sp ok ane ▁business men ▁formed ▁Sp ok ane ▁Un limited ▁in ▁the ▁early ▁ 1 9 6 0 s , ▁an ▁organization ▁that ▁sought ▁to ▁rev ital ize ▁dow nt own ▁Sp ok ane . ▁A ▁recre ation ▁park ▁show c asing ▁the ▁Sp ok ane ▁F alls ▁was ▁the ▁preferred ▁option , ▁and ▁after ▁successful ▁neg ot iation ▁to ▁re loc ate ▁the ▁rail road ▁facilities ▁on ▁Ha ver