<h2>
Answer:</h2>
It had a major contribution by having immigrants go from their home country to the US for the money to move west thanks to the Gold and Silver in California.
<h3>
Explanation:</h3>
The reasoning why that is because in San Francisco in 1849 had the<u><em> major Gold Rush and they had Silver for almost 20 years worth of resources of that product.</em></u> The <u>San Francisco Gold Rush in California</u> to lead to migration to westward expansion and left with <u>boom towns</u>.
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It about 25% of southern white families owned slave in the year 1840. So the answer in this question is D. 25% The southern white families become slave or owned slaves by the rich and powerful people in the southern in the year 1840. The cruel world in that year in the southern, and they think it become hell because of the slavery they felt.
Shays' Rebellion affected the government of the nation as it led to widespread reform of federal tax laws.
Answer: Option C
<u>Explanation:</u>
During American Revolution, Daniel Shay catered in the Continental Army, who was basically a Massachusetts farmer. After revolution with bunch of farmers he also went back to his town with little finances as military service charges were not fully paid by the government.
When state government formulated orders of paying taxes on citizens, shay and other citizens became rebellious and protested taxation payments because all were needed to pay tax in form of gold or silver coins inspite of paper currency.
Due to being unsuccessful in paying taxes with high interest rates, federal government was struggling because the Articles of Confederation did not permitted Federal authorities to pressurize states for paying taxes. This became strong reason for United States to reform constitution involving federal tax laws at the constitutional convention.
Puerto Rico is a commonwealth of the United States. The US government started to control Puerto Rico in 1898, when the Spanish American Civil war gave the US its control. However, Puerto Ricans struggled to obtain more democratic rights during many years. The US controls the island, but it doesn't interfere with local government policies. American interests on Puerto Rico are based on political as well as economic reasons. The US makes use of Puerto Rico ports and roads. Besides, it also trades sugar and tabacco. Furthermore, US tries to keep Puerto Rico under its control in order to maintain its presence in the Caribbean as well as protecting the Panama Canal.
D. Abundant reserves of oil & gas fueled postwar industrialization.
