Answer:
By the mid-19th century industrialization had spread to France, Germany, Belgium, and the United States.
Explanation:
That means that slavery could’ve lasted longer if the south won the Civil War. If the Union hadn’t stayed together – that is, if the United States had broken into two – then it’s likely that other regions of the US would have taken advantage of Confederate secession or would have seceded themselves, either from the then-existing North or the South. So you could certainly see an independent Midwest, and the area from California through to Washington state probably could have made itself its own place. Even within the Confederacy, there were certainly sections like East Tennessee that were vigorously Unionist during the war, and which might have pulled away.
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Francisco petrarca hope this helped :)
D. They secured the U.S. border of the Oregon Territory by negotiating a treaty with England.
