Even though you don't specify it, I believe you are talking about ancient Egypt, since a high percentage of the population of ancient Egypt were farmers, and when they were not farming they were doing other jobs. Specifically during the flood season they were not able to farm so it was then when they worked for the pharaoh on building projects.
This means that the federal bureaucracy is responsible for the country vefore each individual state.
The Federal bureaucreacy decides between the laws to enact.
The Federal bureaucreacy is always working as hard as it can.
<span>Scientific and medicine contributions:
• Arabic numerals (adapted from India), including zero
• Algebra
• Expansion of geographic knowledge
</span>• D<span>ifferentiate between smallpox and measles
</span>• Diagnose the plague, diphtheria, leprosy, rabies, baker’s cyst, diabetes, gout and haemophilia
• Muslim surgeons were also pioneers in performing amputations and cauterizations
• <span>discovered the circulation of blood, the use of animal gut for sutures and the use of alcohol as an antiseptic</span>
I'm not for sure but I think it's before the lands were thought to be separated and it was one big piece of land.