What national policies did republicans pursue during the civil war and reconstruction to stimulate economic growth and consolidate a continental empire?

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Raising protective tariff,  Treaty of Kanagawa and the Burlingame treaty.  

Further Explanation:

During the time of Reconstruction and Civil war, Republicans made many policies in order to stimulate the economic growth of the country. They made policies like rising of Protective tariff, Treaty of Kanagawa, Treaty of Burlingame and they also stimulated the gold in order to achieve economic growth as well as to consolidate the continental Empire. As a result of these treaties, The American companies were facing less competition during trade and less import fee was imposed on the traders by the government. Traders of the United States were able to do trade with Japan and because of that it became easier to convert European dollars into American dollars and that too at a better rate of conversion as both dollars were backed by the Gold.  

There was some backlash also against these new policies as Democrats were against these new Tariffs and Japan was also initially hostile to Trade with the United States but it was forced by the Americans for trading and that led to change in entire Currency of Japan.  

Learn More:

1. How many states had to vote for the constitution to approve it?

2. During his trip to the United States, Alexis de Tocqueville observed that Americans.

Answer Details:

Grade: High School

Chapter: Reconstruction Era

Subject: History

Keywords: United States, Reconstruction, Tariffs, Japan, Dollars, European Dollars, Treaties, Gold, Continental Empire.  

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939