1. Cultural Traditions and Values: Mesopotamia was deeply tied to its cultural beliefs and customs which influenced its formation of religious practices and deities.
2. Explanation of Natural Phenomena: Religion might have served a way to explain phenomena without scientific understandings through divine interventions by gods and goddesses.
3. Social Cohesion: Religion acted as a unifying structure. Shared rituals, stories and beliefs strengthened bonds beyond ethnic or tribal origins.
4. Political Authority: The Mesopotamian society was hierarchical based on power. Theocratic leadership reinforced ideas of divine power behind rulers thus solidifying control.
5. Cultural Expression: Mesopotamia's art, architecture and myths reflected their religion as a vessel for expression of spirituality and identity.
Religious systems can't be reduced to one factor's creation, various aspects intertwine creating an organic evolution