Answer:
Many Americans began to question military and political leaders who assured them the Vietnam War would be won soon.
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A.<span>United States Sanitary Commission</span>
Answer:
They pursued a policy of isolationism.
Explanation:
They no longer traded with anyone, and sought to become self sufficient. This led to the Opium Wars, and after the war Britain made China open its ports to western ships AND they got Hong Kong.
