Kush became a wealthy kingdom because its expansive trading network, and because w<span>omen played a key role within the governance of the kingdom, which was unheard of in the ancient world.</span>
A demarcation is a line, boundary, or other conceptual separation between things. Geographically, a demarcation might be the border that separates two countries or the river that divides two regions. Demarcation comes from the German word for mark.