How long was the average workday during the early years of the industrial revolution

Where land acquired through the mexican cession is location today

How did industrialization change life in the united states?

After the supreme court’s ruling on the dred scott case, many people in the north believed that a. slavery might become legal everywhere. b. slavery might be banned everywhere. c. formerly enslaved people would move to the north. d. formerly enslaved people would stay in the south.