Okay sir, just post your questions here.
Answer:
Depends
Explanation:
Depends on which time they immigrated. If it was during the depression or war then definetly not, and the 20th century had plenty of political unrest in America (WW2, Vietnam, etc) so an argument could be made that they did not achieve the American Dream, but on the other hand it depends on who it was and where they were from compared to America.
After the end of World War II it was the time of decline of European colonies which lead to the rise of new superpowers and emergence of several new countries on the map.
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Explanation:</u>
After WWII Europe was divided into USA captured Europe and USSR capture Europe. The end of the war increased the rate of decolonization. Independence being granted from great powers like India from United Kingdom, Indonesia from Netherland. The Philippines from The United States and several Arab nations get free from the superpowers.
This happened because the superpowers were badly affected by the war and they were not able to rule other nations anymore so they have to step back. Thus how the World War II led to the origin of independence and even the formation of so many new countries and nations.
Although Portugal was the first to use African slaves, Spain first sent them to America