Although this depends slightly on what period you're referring to during this time, the best answer would be that "Immigrants" made up the largest percentage of workers in American industry during the late nineteenth century, since the economy had shifted towards industrial output as opposed to agrarian output.
Answer:More canals and railroads meant that more ways could be found to delivers raw materials and finished goods.
Explanation: hope this helps:)
Can i see a picture of the map?
No. They fought alongside each other.
