Who was the tribe to organize family clans into tribes?

The Iroquois Confederacy, also known as the Haudenosaunee, is notable for organizing family clans into tribes. This confederation consisted of several nations, including the Mohawk, Oneida, Onondaga, Cayuga, Seneca, and later the Tuscarora, uniting them under a sophisticated political system. Their structure emphasized cooperation and collective decision-making, which played a significant role in their social and political organization.