What supreme court decision put an end to segregation?

The people who came to the american colonies in the 17th century had already been exposed to the idea of limited government mainly to the phrase in the declaration of independence stating "that governments are instituted among men, deriving their just powers from the consent of the governed" illustrates the principle of

What do the discoveries of shells used in jewelry and a huge dredged canal tell us about the indus valley civilization?

Which two sets of political ideas speed as a result of the worldwide depression of the 1930s