The lengthy and unsuccessful effort by the US to prevent the communist take-over of South Vietnam caused the American public to become frustrated and angry at their political leadership; generally speaking, the war was a driving force for the reconsideration and re-evaluation of all the previous social attitudes inherited from the 1950's and the WW II generation.
in Vietnam.
Because it took place in Vietnam
Vietnam war began in 1955 and ended in 1959
Tet
'55-'64 RVN; '65-75 both RVN & North Vietnam.
Jets fought in the skies over North Vietnam (the air war). Land warfare/Riverine warfare took place in South Vietnam.
Vietnam War
The vietnam war took place in north and south vietnam during 1954 and1975.As the war spread it boundered areas of Cambodia and Laos.America and Russia became a part of the war in 1962.America had to pull out of the war in 1972.after the war Vietnam became a communist country.It was a famous war because it was one the wars that America did not win.
no changes
What career changes for dental assistants took place over four generations? 
Anti draft movement.
dont no