By 1860, the number of miles of railroad tracks throughout the United States had risen to roughly 30,000 miles, although it should be noted that this varied slightly depending on the exact year, since certain lines were taken down or moved.
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Answer:
Five Motives for Imperialism. Various motives prompt empires to seek to expand their rule over other countries or territories. These include economic, exploratory, ethnocentric, political, and religious motives.
The Primary reason why Parliament decided to raise taxes on the colonies in 1765, with the Stamp Act, was because they needed to pay off the debt they incurred during the French and Indian War.