What were the 3 main causes of the Civil War?

The spanish class system placed people in the top class primarily based upon how much american blood a person had. how much spanish blood a person had. where a person worked. whom a person married.

The source of wealth for the city-states of the east african coast was trade between the interior of africa and the far east. true false

Which agency is under the authority of the department of labor? sec osha epa fda