How the concept of Ethnicity is discussed differently in different world literature?

How the concept of Ethnicity is discussed differently in different world literature?

The paper is about “How the concept of Ethnicity is discussed differently in different world literature?” Different world literature means for example British literature, American literature and other world literature. This paper has to discuss “How the concept of Ethnicity is discussed differently in different world literature?” as a sub-theme of the main theme of unity. I will attach the rubric for this paper. It is about a blog, but I need it asa paper then I will design a blog by myself.