Answer:
Significant
Step-by-step explanation:
The involvement of the United States in the Vietnam War can be considered significant. The United States greatly contributed to the fight on the side of South Vietnam by providing weapons, capital and soldiers. The involvement was such that it drew criticism from the citizenry. In fact, this war was one of the most controversial in the history of the country, with many people opposing it, and many politicians losing their popularity and reputation over it.