How did the republican controlled congress implement its economic vision for the united states?

Republican controlled congress implement its economic vision for the United States by reducing the rate of railroad between the continents.  

Explanation:

During the time of civil war and even after the civil war which happened in the United States among the northern and the southern parts of the country, the republican decided to cut the rate or subsidize the rates of the transportation which could lead to the growth of the country.

The rate which had cut was of the rail road was between the continents leading to the movement of goods and people between the continents and led to the development of the United States of America.

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