Answer:
Explanation: The United States developed politically through its Political Constitution which was an open letter so that such important factors as the Economy had the great progress it had, since as a result of how the political affairs of the country were taken wisely, the US market expanded at higher levels becoming a prosperous and productive nation. Its economic development was reflected in the great abundance of goods, in the growing industry, in the richness of its crops and the export of raw materials, in the textile industry, by the boost in the transport economy and the arrival of the railroad , as well as the Louisiana purchase, an action that represented the territorial expansion of the country.
