▁Europe ▁wr ought ▁by ▁the ▁war ▁v ault ed ▁all ▁North ▁American ▁countries ▁to ▁more ▁important ▁roles ▁in ▁world ▁affairs , ▁especially ▁the ▁United ▁States , ▁which ▁emer ged ▁as ▁a ▁" super power ". ▁ ▁The ▁early ▁Cold ▁War ▁era ▁saw ▁the ▁United ▁States ▁as ▁the ▁most ▁powerful ▁nation ▁in ▁a ▁Western ▁coal ition ▁of ▁which ▁Mexico ▁and ▁Canada ▁were ▁also ▁a ▁part . ▁In ▁Canada , ▁Quebec ▁was ▁transformed ▁by ▁the ▁Qu iet ▁Revolution ▁and ▁the ▁emer gence ▁of ▁Quebec ▁national ism . ▁Mexico ▁experienced ▁an ▁era ▁of ▁huge ▁economic ▁growth ▁after ▁World ▁War ▁II , ▁a ▁heavy ▁industrial ization ▁process ▁and ▁a ▁growth ▁of ▁its ▁middle ▁class , ▁a ▁period ▁known ▁in ▁Mexican ▁history ▁as ▁" El ▁Mil ag ro ▁Mex icano " ▁( the ▁Mexican ▁mi racle ). ▁The ▁Car ib bean ▁saw ▁the ▁beg inn ings ▁of ▁de colon ization , ▁while ▁on ▁the ▁largest ▁island ▁the ▁Cub an ▁Revolution ▁introduced ▁Cold ▁War ▁rival ries ▁into ▁Latin ▁America . ▁ ▁The ▁civil ▁rights ▁movement ▁in ▁the ▁U . S . ▁ended ▁Jim ▁Crow ▁and ▁emp ower ed ▁black ▁vot ers ▁in ▁the ▁ 1 9 6 0 s , ▁which ▁allowed ▁black ▁citizens ▁to ▁move ▁into ▁high ▁government ▁offices ▁for ▁the ▁first ▁time ▁since ▁Re const ruction . ▁However , ▁the ▁dominant ▁New ▁De al ▁coal ition ▁col lapsed ▁in ▁the ▁mid ▁ 1 9 6 0 s ▁in ▁disput es ▁over ▁race ▁and ▁the ▁Vietnam ▁War , ▁and ▁the ▁conserv ative ▁movement ▁began ▁its ▁rise ▁to ▁power