There are two ways to win a war. Kill everyone on the other side, or make them want to stop enough to do what you want. The NVA wanted the US to leave, and to o

There are two ways to win a war. Kill everyone on the other side, or make them want to stop enough to do what you want. The NVA wanted the US to leave, and to occupy the south. They got what they wanted. Of course after the US pulled out; that was what the NVA wanted. They certainly didn't look outclassed as they rolled into Saigon and took over.