The 15th Amendment says that voting could not be restricted because of race. How did Southern states prevent African Americans from exercising their right to vote?

social contract theory, nearly as old as philosophy itself, is the view that persons' moral and/or political obligations are dependent upon a contract or agreement among them to form the society in which they liv

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.

this question shoud be under spanish category, not