▁the ▁United ▁States ▁and ▁Britain ▁spons ored ▁UN ▁Resol ution ▁ 2 4 2 , ▁which ▁called ▁on ▁Israel ▁to ▁release ▁the ▁territory ▁it ▁conquer ed ▁in ▁the ▁war . ▁ ▁Latin ▁America ▁ ▁Under ▁the ▁direction ▁of ▁Ass istant ▁Secretary ▁of ▁State ▁Thomas ▁C . ▁Mann , ▁the ▁United ▁States ▁placed ▁an ▁emphas is ▁on ▁Kennedy ' s ▁Alliance ▁for ▁Progress , ▁which ▁provided ▁economic ▁aid ▁to ▁Latin ▁America . ▁Like ▁Kennedy , ▁Johnson ▁sought ▁to ▁isol ate ▁Cuba , ▁which ▁was ▁under ▁the ▁rule ▁of ▁the ▁Soviet - aligned ▁F idel ▁Castro . ▁In ▁ 1 9 6 5 , ▁the ▁Domin ican ▁Civil ▁War ▁broke ▁out ▁between ▁the ▁government ▁of ▁President ▁Donald ▁Re id ▁Cab ral ▁and ▁supp or ters ▁of ▁former ▁President ▁Juan ▁Bos ch . ▁On ▁the ▁advice ▁of ▁A be ▁Fort as , ▁Johnson ▁dispatch ed ▁over ▁ 2 0 , 0 0 0 ▁Mar ines ▁to ▁the ▁Domin ican ▁Republic . ▁Their ▁role ▁was ▁not ▁take ▁sides ▁but ▁to ▁ev acu ate ▁American ▁citizens ▁and ▁restore ▁order . ▁The ▁U . S . ▁also ▁helped ▁ar range ▁an ▁agreement ▁providing ▁for ▁new ▁elections . ▁Johnson ' s ▁use ▁of ▁force ▁in ▁ending ▁the ▁civil ▁war ▁al ien ated ▁many ▁in ▁Latin ▁America , ▁and ▁the ▁region ' s ▁importance ▁to ▁the ▁administration ▁re ced ed ▁as ▁Johnson ' s ▁foreign ▁policy ▁became ▁increasing ly ▁domin ated ▁by ▁the ▁Vietnam ▁War . ▁ ▁Britain ▁and ▁Western ▁Europe ▁Harold ▁Wilson , ▁the ▁British ▁Prime ▁Minister ▁from ▁ 1