The word “centralized state” is associated with those states in which all the governmental powers are concentrated at the centre or unit.
The Nigerian centralized states and kingdoms manifested between 1500 AD and 1900 AD. The states and kingdoms involved were Benin, Nupe, Jukun, Bomu, and the Hausa states.
Hence, a lot of factors that led to the formation of states were.-
- favorable geographical factors which include fertile soil, grassland, mineral deposits – gold, iron, tin, etc.
- Migration of people from one area to another.
- Some areas like the Oyo empire and Benin kin were militarily competent.
- Religious influence – example, Jukun.
- Existence of commercial cities – Kano, Katsina, Onitsha, etc.
- The presence of the dynamic political organization in some areas like Oyo, Benin, and so on.