The united states went through a great deal of social changes between the 1950's and the 1980's which are touched upon in the film 'forrest gump'. what are they? discuss.

Rock and roll culture was welcomed by youngsters in 1950.
In the 1960s, drugs became popular and it was a time of the free will and libertine attitudes.
In 1970, the political awareness improved and the rock and roll culture slowly declined.
In 0980, women started working and their role was quite important in the working society, the population expanded, MTV got launched, discotheques rose.