To according to historians, what were some of the causes of the Civil War? O The Institution of slavery
Economic reasons
O States Rights
O
Cultural Differences
All of the above

all of the above

Explanation:

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indigenous people north and south were displaced, died of disease, and were killed by europeans through slavery, rxpe, and war. in 1491, about 145 million people lived in the western hemisphere. by 1691, the population of indigenous americans had declined by 90-95 percent, or by around 130 million people."

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