All of the following foreign policy failures occurred during the early 1960s except:
a. the invasion of cuba
c. the building of the berlin wall
b. laos falling to the communists
d. russian missile installation in cuba

All of the following foreign policy failures occurred during the early 1960s except the invasion of Cuba. The correct option among all the options that are given in the question is the first option or option "a". the other options were all foreign policies that met with failures. I hope the answer has come to your help.