They shouldn't the ruskies shouldn't get that much praise REEEEEEEEEE (pls no report the actual answer is so they get a feel for how much of a threat they were)
Civil engineering demolition I think, hope it's right
Answer:
Cities and urban centers formed around factories as people migrated there for jobs
Explanation:
People continued migrating to the US, children didn't have to win the right to work, and the food supply did not decrease.
They wanted to show that they had control over the territory where they set up blockades that isolated the West as act of strength on their part.