What was the result of the expansion of slavery from 1800 to 1850

In the period between 1800 and 1850 America experienced a marked change in national unity. Territorial expansion had a large effect on national unity in this period. Territorial expansion boosted national unity between 1800 and 1823, but it degraded national unity between 1824 and 1850.

Explanation:because

they made rome the dominant power in the mediterranean.

several states had passed similar laws, but they were limited to intrastate businesses. the sherman antitrust act was based on the constitutional power of congress to regulate interstate commerce.

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