This difference between individuals raised at different times is an example of "cohort effect".
The term cohort effect is utilized in sociology to depict varieties in the qualities of a territory of study after some time among people who are characterized by some mutual temporal experience or basic life experience, for example, year of birth, or year of exposure to radiation etc.
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In World War II the chief Allied powers were Great Britain, France (except during the German occupation, 1940–44), the Soviet Union (after its entry in June 1941), the United States (after its entry on December 8, 1941), and China. Dec 23, 2019
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