Trains. Railroads were built and they helped people transport goods and machines all over the country.
The second commercial Revolution become a length while advances in steel manufacturing, power, and petroleum induced a sequence of innovations that modified society. With the production of fee powerful metallic, railroads were accelerated and greater industrial machines had been built.
The second commercial revolution become stated to be between 1870 and 1914, after the civil war. For the duration of this time, many advances in generation and factories made it less difficult and quicker for framers and manufacturers to supply more items and merchandise to be offered.
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