Southern blacks lost rights in the years after the thirteenth fourteenth and fifteenth amendments because the North withdrew many of the troops that had been enforcing these new laws, leaving southerners to pass a series of Jim Crow laws that prohibited blacks from voting, gaining jobs, and a variety of other things in the South.
Answer:
I think the answer is (C) option
The correct answer is the last one, to protect them and their land.
The encomienda system was seen as a true trusteeship among the
population, as opposed to the repartimiento system which was seen as
abusive, and was thought to promote unethical behavior.