War against Vietnam was never declared by Congress, thus the correct "term" is Vietnam Conflict.
The average age of a soldier was 19. (The average age in WWII was 26.)
There were no clear combat zones; there was no front.
In combat, there was no safety in the rear~~there was no rear in Vietnam
There was little support for either the soldier or the war from the general population of the United States.
No emotional support was offered to soldiers returning home.
The war was fought in a country whose history, culture, religions, and values were quite diffferent from ours.
Vietnam had not threatened the United States.
The war's goal was unclear; there was never clear indication that America would do whatever was necessary to win.
In the Vietnam War, many went to college to avoid going to war.
Men had to explain why they served; not serving was acceptable.
Sodiers served a tour of duty.
The officers in charge were often inexperienced and/or inconsistent. Fragging occurred.
Fighting casualties exceeded those in WWII.
Territory was taken, lost, and taken repeatedly.
All of the soldiers did not return home at the same time.
No war since the Civil War caused such a rift in U.S. public opinion, leading to social unrest and violence.
The war was broadcast on television daily. It has been called the television war.
Drug use was a part of the combat scene; problems in the military included financial corruption, racism, low morale, theft, murder, & suicide.