Complex sentence: Then followed the Ngoni people who fled from South Africa and settled in the southern region of the Chongoni area which resulted in the local Nyau people who were opposed to the Ngoni sought hiding places.
Split into simpler sentences: Then followed the Ngoni people who fled from South Africa and settled in the southern region of the Chongoni area. This resulted in the local Nyau people, who were opposed to the Ngoni, move to hiding places.