I don't really know what the question is
I think it was <span>Ricardo Rodolfo Maduro Joest
Hope this helps c:</span>
Answer:
Segregation, by supporting the idea of "separate but equal"
Explanation:
Plessy v. Ferguson, 163 U.S. 537 (1896), was a landmark decision of the U.S. Supreme Court that upheld the constitutionality of racial segregation laws for public facilities as long as the segregated facilities were equal in quality – a doctrine that came to be known as "separate but equal".
because they thought that the desease came from crows