I think its because the first people who came here were originally close in distance (ie. most people came from England and places near England.) When we brought slaves over, the African people along with the native people to the Americas (the native Americans) had to learn to understand us to make peace, trade, and other stuff.
Answer:
The compromise counted three out of every five slaves as people, giving the Southern states a third more seats in Congress and a third more electoral votes than if slaves had been ignored, but fewer than if slaves and free people had been counted equally.
Explanation: