▁on ▁April ▁ 1 4 , ▁ 1 9 1 5 , ▁when ▁General ▁O bre gon ▁defeated ▁Villa ▁in ▁Cel aya . ▁ ▁Career ▁ ▁Manuel ▁González ▁studied ▁chem istry ▁at ▁the ▁U NA M ▁and ▁was ▁president ▁of ▁the ▁Federation ▁of ▁University ▁Stud ents ▁of ▁the ▁Federal ▁District ▁in ▁ 1 9 3 4 . ▁He ▁held ▁various ▁positions ▁in ▁the ▁Secret ariat ▁of ▁Agricult ure ▁in ▁the ▁ 1 9 4 0 s ▁and ▁ 1 9 5 0 s , ▁becoming ▁Director ▁of ▁Des ert ▁Are as ▁and ▁secretary ▁general ▁of ▁the ▁secret ariat ' s ▁workers ' ▁union . ▁He ▁was ▁elected ▁federal ▁deput y ▁in ▁ 1 9 4 9 , ▁sen ator ▁in ▁ 1 9 5 2 ▁and ▁governor ▁in ▁ 1 9 6 1 . ▁ ▁In ▁his ▁six ▁years ▁he ▁created ▁the ▁State ▁Econom ic ▁Council , ▁and ▁con cess ions ▁and ▁facilities ▁were ▁granted ▁to ▁several ▁companies ▁to ▁build ▁their ▁plants ▁in ▁the ▁state . ▁The ▁capital ▁grew ▁to ▁a ▁population ▁of ▁more ▁than ▁ 1 0 0 , 0 0 0 , ▁requiring ▁road ▁improvements ▁and ▁additional ▁public ▁services . ▁The ▁Cor reg id ora , ▁E ze qu iel ▁Mont es , ▁Zar ago za ▁and ▁other ▁a ven ues ▁were ▁w iden ed ▁and ▁extended , ▁and ▁the ▁C imat ario , ▁del ▁Valle , ▁Las ▁Ros as ▁and ▁Á lam os ▁areas ▁were ▁urban ized , ▁and ▁the ▁General ▁Hospital ▁and ▁T ec n olog ico ▁de ▁Qu