Black codes were restrictive laws designed to limit the freedom of African Americans and ensure their availability as a cheap labor force
Answer:
"As rulers of the cultural superior realm of China, the Qing emperors adopted the state doctrine of Confucianism as their official religion. The emperor underwent all sacrifices for Heaven (at the Altar of Heaven Tiantan 天壇 in Beijing), Earth, and his ancestors. Confucius was venerated as the greatest of the Saints."
Explanation:
the answer is the American system promised to help transport crops to northern markets.
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