The founding and development of the United States：練習問題

Under the Monroe Doctrine established in 1823, what was the United States' stated stance regarding existing European colonies in the Americas?

The Gadsden Purchase in 1853 was a territorial acquisition from Mexico. For what primary purpose was this land acquired by the United States?

How did the Union’s victory in the American Civil War (1861-1865) impact the long-term economic trajectory of the United States?

At the time of the Declaration of Independence in 1776, how many original British colonies joined together to form the United States?

In the late 18th century, how did the success of the American Revolution influence the political landscape of the Western Hemisphere beyond the borders of the newly formed United States?

Which critical issue was a primary underlying cause for the outbreak of the American Civil War in the 19th century?

Explain one way the Westward Movement contributed to the 19th-century United States' development as a major agricultural producer.

Evaluate how the principle of self-determination from the American Revolution was later applied to justify the Monroe Doctrine.

The United States Constitution was designed with a system of Checks and Balances to ensure that no single part of the government could become too powerful.
a) Define the meaning of Checks and Balances within the context of the U.S. government. (1 point)
b) Provide one specific example of how the Executive branch (the President) can check the power of the Legislative branch (Congress), and one example of how the Judicial branch (the Courts) can check the Legislative branch. (2 points)

The 19th-century expansion of the United States was heavily influenced by the idea of Manifest Destiny.
(a) Define the term "Manifest Destiny." (2 points)
(b) Describe two significant ways this expansion affected the territorial or economic growth of the country. (3 points)