Actually, throughout the existance of the human race - most civlilizations have utilized slaves in one way or another. Some, like native americans, would even allow their slaves to earn their freedom and become a legitimate member of their society.
I don't know why Ruhollah, you would be so surprised to find that slavery existed in that area of the world.
I don't know why Ruhollah, you would be so surprised to find that slavery existed in that area of the world.