Nelson mandela was an active member of which group that fought to get rid of apartheid in south africa?

The slave dred scott sued for his freedom because he was born a free man. he had lived in a free state. slavery violated the 13th amendment he had been freed by pres. lincoln.

How does the existence of a site like catus hill demonstrate the challenge that archaeologist face when making theories?

Who was the top of the feudal system hierarchy