<span>Des Moines is the capital of iowa</span>
Propaganda was one way. I can’t think of any others right away.
Hi Brainiac
Because they believed that feed slaves would be willing to take lower wages in order to get work in North.
Sorry for the late answer, but I hope its help:)
Their mental maps of an area
Answer:
It would throw off the balance between free and slave states.
Explanation: