What did the city-states of Mesoamerica and the urban clusters known as Mississippian culture have in common?

The city-states of Mesoamerica and the urban clusters of the Mississippian culture both developed complex societies characterized by advanced agricultural practices, which supported large populations and led to the emergence of centralized political structures. Both cultures engaged in extensive trade networks, facilitating the exchange of goods, ideas, and cultural practices. Additionally, they shared a reliance on monumental architecture, with significant structures serving religious and political purposes, reflecting their social hierarchies and cosmological beliefs.