The African people were elated because the colony mother's (The countries that colonized them) would not be imposing on their lives and would be able to create their own governments and laws.
The Supreme Court case Brown vs. Board of Education ruled that the doctrine (idea) of separate but equal in American society is unconstitutional. This case overturned the case of Plessy vs. Ferguson, which originally established the idea of "separate but equal."
This court case was monumental, as it declared segregated schools illegal. This ultimately leads to the integration of whites and African-Americans in public schools.
Chief Justice Warren gave the majority opinion of the court and discussed how segregated schools had a "detrimental effect" on African-American children. Even though schools were supposed to be separate but equal before this Supreme Court case, this was never really the case. White schools often had more resources and better buildings to learn in.
Answer:
The Cold War was a diplomatic war between the U.S. and U.S.S.R. lasting from the end of WW2, 1947, to when the U.S.S.R. was dissolved in 1991. During this period their was a lot of political and military tension between the two countries. The foreign policy the U.S. held during this time was called containment an idea from the Truman Doctrine. The U.S. wanted to contain/stop the spread of Communism. They tried to due so in a multitude of ways such as instilling the Marshall Plan.