Rejection from the public.
For many, it was the feelings of defeat and rejection.
Just this one: "We the unwilling Led by the unqualified Are doing the impossible For the ungrateful"
Most Americans were opposed to the Vietnam war by 1967. In the beginning most Americans supported going to war with Vietnam.
Around 300,000 Americans were wounded in the Vietnam war.
See: Statistics about the Vietnam War.
The Americans lost the Vietnam War (1954-1975).
Americans were drafted into the Vietnam War in 1965.
No americans were not happy
They were the commanders.