Final answer:
Prior to the War of 1812, the trade of the United States was heavily influenced by the war between England and France. Both countries enforced strict blockades and seized American ships, disrupting American trade in raw materials and manufactured goods.
Step-by-step explanation:
Prior to the War of 1812, the trade of the United States was heavily influenced by the war between England and France. During this time, both England and France were enforcing strict blockades and seizing American ships, which disrupted American trade. This affected the United States' ability to export raw materials such as cotton and tobacco, and import manufactured goods.