Answer:
Periodization is the process of categorizing the past into discrete, quantified, named blocks of time in order to facilitate the study and analysis of history. This results in descriptive abstractions that provide convenient terms for periods of time with relatively stable characteristics.
Explanation:
Answer: That U.S. state laws establishing racial segregation in public schools are unconstitutional, even if the segregated schools are otherwise equal in quality.
Explanation:
The last one is the answer.
A wealthy individual who gives much of their fortune to good causes. Bill Gates can be considered as one.