▁ 1 9 6 1 ▁and ▁took ▁control ▁over ▁in ▁ 1 9 6 4 . ▁PO LO P ▁had ▁an ▁oppos ing ▁view ▁to ▁the ▁commun ist ▁parties ▁and ▁St alin ism , ▁calling ▁the ▁left - wing ▁revolution ary ▁movements ▁to ▁organ ize ▁against ▁the ▁policy ▁of ▁a ▁un ited ▁front ▁with ▁the ▁b our ge ois ie , ▁which ▁was ▁proposed ▁by ▁the ▁PC B . ▁ ▁With ▁the ▁military ▁coup , ▁dos ▁Santos ▁was ▁forced ▁out ▁of ▁his ▁job ▁in ▁the ▁University ▁of ▁Bras ília , ▁had ▁his ▁political ▁rights ▁rev oked ▁and ▁eventually ▁forced ▁into ▁ex ile ▁in ▁ 1 9 6 6 , ▁when ▁he ▁went ▁to ▁Chile , ▁joining ▁the ▁University ▁of ▁Chile ▁as ▁an ▁investig ator ▁and ▁posterior ly ▁as ▁the ▁director ▁of ▁C ES O . ▁During ▁this ▁period ▁he ▁worked ▁to ▁develop ▁his ▁studies ▁and ▁theories . ▁ ▁First ▁ex ile ▁ ▁Once ▁in ▁Chile , ▁dos ▁Santos ▁joined ▁C ES O , ▁where ▁he ▁un ited ▁many ▁social ▁scient ists ▁from ▁Chile , ▁Brazil ▁and ▁other ▁Latin ▁American ▁countries ▁to ▁study ▁imperial ism ▁and ▁its ▁impact s ▁on ▁independent ▁soci eties . ▁He ▁later ▁became ▁the ▁director ▁of ▁C ES O . ▁ ▁During ▁these ▁years ▁he ▁published ▁many ▁books , ▁reports ▁and ▁articles , ▁including ▁the ▁magazine ▁Chile ▁Ho y . ▁He , ▁along ▁with ▁his ▁fellow ▁the or ists ▁of ▁the ▁theory ▁of ▁dependency , ▁influenced ▁the ▁local ▁politics ▁of ▁Chile , ▁in ▁particular ▁the ▁program ▁of ▁political ▁parties ▁and