Name five specific ways in which the official racial and ethnic classifications in the Census have been adjusted to reflect socio-historical changes in the US population. For example, does the article list out examples of how categories or questions have changed over time? g

Explore the different race, ethnicity and origin categories used in the U. S. decennial census, from the first one in 1790 to the latest count in 2020 ... What Census Calls Us. Explore the different race, ethnicity and origin categories used in the U. S. decennial census, from the first one in 1790 to the latest count in 2020