After his victory of the union in Virginia, he decided to take the fight to Maryland because it was a slave holding state.
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It would lead to Future conflicts such as World War 2
Too much power in the state governments
Answer:
The second is the Industrial Revolution, and that involved the shift from farms to factories. ... Families were separated during the day, and children of the working class often had jobs in factories or coal mines (instead of going to school) because the family needed that income. Laws would later outlaw child labor.