I think the main cause was slavery in the economy and society and there were pro slavery and free states so that didn’t work out
Hello there.
<span>What 2 theories developed during the industrial revolution?
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<span>Capitalism
</span><span>Socialism</span>
The completion of the Transcontinental Railroad greatly affected companies that made products in that it made it far easier for them to transport their goods over long distances to markets, which greatly increased profits and output.
