Dose anyone know how know sectonlism affects the u. s. today?

Sectionalism affects the population of the United States based on the majority of American citizens only concerned with what goes on within the American borders, or what happens to citizens of the United States, whether they are here or abroad. Some believe we should not involve ourselves in matters that seemingly have nothing to do with the United States.

the foundation of greek city-states: following the fall of the mycenaean civilization in the 10th century bc, the area surrounding the empire went through its own mini dark ages. answer and explanation

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