Which group of Nubian people became leaders in their villages between 3500 bc and 2000 bc?

Between 3500 BC and 2000 BC, the group of Nubian people known as the Kerma culture emerged as leaders in their villages. This culture developed in the region of Nubia, characterized by sophisticated urban centers, advanced Metallurgy, and trade networks. The Kerma people established a powerful kingdom that influenced the surrounding regions and laid the groundwork for later Nubian states. Their leadership was marked by the construction of monumental architecture, including burial mounds and temples.