Just by looking at the map of Nigeria we can see that Nigeria is almost evenly split between a predominantly Christian south and a predominantly Muslim north.
There are 12 States in northern Nigeria where the Sharia system of justice is being practiced.
The Sharia system in these states takes care of both civil and criminal matters involving Muslims.
Only Muslims can be tried in Sharia courts in these states.
The 12 states in Nigeria where the Sharia system of Justice is being practiced are: