What was the political relationship between the Kingdom of Kush and Egypt? Egypt and Kush were never truly independent.
The two nations competed for control over Nubia.
The two kingdoms had few links besides geography.
Kush and Egypt shared cultures and constantly worked together.

Commercial agriculture consists of raising food for trade and profit, while subsistence agriculture focuses on -- a. providing the basic needs of the farmer's family b. providing the basic needs of the neighboring communities c. creating more arable land for future use d. obtaining subsidies from governments and corporations