What groups were always against the centralizing efforts of the monarchs?

answer; i believe the two groups were irish immigrants and chinese immigrants;

“a committee reviews the bill and marks it up to make it more viable and to reflect interests 

thurgood marshall

explanation: in 1954, thurgood marshall and a team of naacp attorneys won brown v. board of education of topeka, kansas. in this landmark decision, the supreme court held that segregation in public education violated the equal protection clause of the fourteenth amendment.