Answer: Its the third option The United States Colored Troops Regiments
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The us and japan became allies and trading partners
Technological advancements such as faster printing presses in the 1800's, decreased costs to print thousands of papers daily, and also helped to expand the press demographically. In 1814, The Times of London acquired a printing press capable of making a thousand of impressions per hour. Soon, newspaper became a mass cultural communication, who published news and opinions that cover the most diverse social interests.
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Immigration has wide-ranging impacts on society and culture, and its economic effects are no less substantial. By changing population levels and population growth, immigration augments both supply and demand in the economy. Immigrants are more likely to work (and to be working-age); they also tend to hold different occupations and educational degrees than natives.
