Why did the US lose the Vietnam War?

This position holds that the US lost the Vietnam War because the communist forces were simply too strong. It argues the North Vietnamese employed highly effective strategies—especially guerrilla warfare—and exploited a difficult terrain the Americans never came to understand.

This position holds that the US lost the Vietnam War on the home front. It argues that domestic turmoil tied successive presidents' hands, that losing the support of the American public doomed the effort, and that the 1968 'gold and dollar' economic crisis sapped the war's resources.

This position holds that the US lost the Vietnam War through its own strategic failures, not communist strength. It points to a self-limited bombing campaign, intelligence failures, and above all the loss of the Vietnamese people's 'hearts and minds' to the enemy.

The South Vietnamese Government should have done more to help with the war effort. It was their country, their civil war, and ultimately responsibility for defending it must fall on their shoulders.

This position holds that the US lost the Vietnam War because it was unwinnable from the start. It argues the conflict was an all-consuming quagmire with no realistic path to victory, so that no strategy, leadership, or level of commitment could ever have delivered an American win.