Final answer:
The Vietnam War was not overwhelmingly popular among American civilians, but there was still a significant number of supporters. By 1967, antiwar protests were attracting tens of thousands of people, demonstrating the division within the nation.
Step-by-step explanation:
The Vietnam War was not overwhelmingly popular among American civilians. While there were still significant numbers of Americans who supported the war effort, there was also a growing opposition to it. By 1967, antiwar protests were attracting tens of thousands of people, demonstrating the division within the nation. However, polls indicated that approximately two-thirds of Americans still felt that the war was justified.