Most of them couldn't afford to pay the tax.
This is a long question please rephrase it.
What happened was it rained a lot slaves ran away and then it dryed out
Answer:
While West and East Africa Kingdoms grew political power from the wealth provided by trade, the political relationships in Inland Africa grew out of kin-based networks where families would govern themselves.
Explanation:
The political structure in the Kingdoms of Inland Africa didn´t centralize the power under a single authority. Instead, every city-state had kin-based networks with a male chief who would mediate in social conflicts and represent his network in front of other groups.
