He divided lands taken in conquest
The Answer you're Looking For Is:
~It Was The Ability To Farm.
~They Had To Search For Food.
This would be immigration.
The Inca government was called the Tawantinsuyu. It was a monarchy ruled by a single leader called the Sapa Inca. Sapa Inca - The emperor or king of the Inca Empire was called the Sapa Inca, which means "sole ruler". He was the most powerful person in the land and everyone else reported to the Sapa Inca. Controlled politics, society, and empires food stores
<span>This is of course somewhat of a subjective question, but in general most would agree that their greatest contribution to the world was their writing system, which resulted in the first alphabet. </span>