the answer is Indus River Valley
A. to abolish slavery in the united states
Answer: how did southern leaders justify secession? They argued that since each state had voluntarily joined the union, it had the right to leave the union. ... The North experienced more immigration than the South. Southerners invested in slavery while Northerners invested in industry.
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Answer:
The emergence of capitalism, European imperialism, efforts to mine coal, and the effects of the agricultural revolution. Capitalism was the central component necessary for the rise of industrialization.