what is the connection between plessy vs. ferguson and brown vs. board of education? how did the two cases differ?

Newspaper started by john campbell:

Today, the a. caesar b. bishop c. pope d. tsar still heads the roman catholic church, which is centered on rome. there is no longer a byzantine emperor, but each country has its own a. governor b. patriarch c. prefect d. council to lead the eastern orthodox church there.

Article 11 of the constitution defines the role of?