In the 1800 a major cause of imperialism was the

Five Motives for Imperialism. Various motives prompt empires to seek to expand their rule over other countries or territories. These include economic, exploratory, ethnocentric, political, and religious motives.

HOPE I HELPED

- "made the south's economy grow rapidly and a small effect that a lot of people don't know is that it made the more demand of slaves and cotton products. and also new states formed due to plantations growing in size."

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the main reason that the constitution did not proclaim all men to be free and equal is because of the issue of slavery.