Answer:
with a very strict system: Hammurabis code
Step-by-step explanation:
Hammurabi, king of the Babylonian Empire, created a set of laws to every city-state to better govern his bourgeoning empire. HAMMURABIS CODE (eye for an eye)
Known today as the Code of Hammurabi, the 282 laws are one of the earliest and more complete written legal codes from ancient times.
Hope this helped :)