These teenagers were turned into slaves and wore an iron necklace to symbolise their status. The slaves would only shed the collar when they had shown the king the severed head of one of the kingdom's enemies. After this, these former slaves were to be incorporated into Lunda society.
These adolescents were forced into servitude and wore an iron pendant to signify their position. The slaves would only remove the collar when they had presented the king with the severed head of one of the kingdom's adversaries. Following this, these former captives were to be assimilated into Lunda society.