Respuesta :
Nubia is an ancient region in the Nile River Valley, on the site of present day southern Egypt and northern Sudan. The relationship between them is stated that in the beginning, it was mainly trade and at times dealt with military aspects.
Although the ancient Nile River civilizations of Egypt and Nubia were trade partners, the two cultures were also ideological and military adversaries.The two civilizations, however, eventually shared in each others' affairs to a great degree despite their differences and armed conflicts. Various Nubians became Egyptian Pharaohs, and some historians consider Nubians and Egyptians becoming almost indistinguishable from each other as the two cultures mixed together