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canals and railroads...
Improvements in iron and steel production
Improvements in iron and steel production
Improvements in iron and steel production
awesome ways ............no that's not an answer........:/
all the above
they helped create more jobs as they needed people to work on the trains and fix the railways.
good job
railroads helped transport steel to other places
Iron helped railroads so people can go there faster
Railroads help people get where they needed to be quickly. This facilitated businesses and transactions that led to growth in the US.
Yes there were Irish immigrants that helped to build railroads.