The war started when the North was mad that the South was in a region with them. One reason of the war was the capture of Fort Sumter, that was a rich Vietnam citizen. Another reason was the Korean war in 1950. The other reason was pearl harbor in 1941. The Native American started building on to the war. The National Liberation Front wanted to get the U.S. military out of the war. The South got rid of Central Intelligence Agency . These people had different religions and that is what caused most of this.
The Diem election