The Population Registration Act determined people's race classification, which in turn determined the implementation of many other racially based laws. One of the apartheid laws passed in the 1950s was the Group Areas Act, which determined where people of different racial groups could live.
Answer:
The Colonists were very advanced with technnology of that era, and expected to take over the land the native americans had lived on for years. This cause many problems and wars to arise due to this mistreatment, but it was only the beginning. The Americans were ractist to the Native Americans, making them slaves in their own land, and killing them. When working in the fields, the Native Americans would contrapt dieseases which their immune systems were not used to. This caused even more American Inidans to die, creating an even larger problem.