Civilizations are made up of many unique thoughts shared by people with different thought and this is what enables a civilization to be successful. The early river valley civilizations were unique in their own way. Some of the civilizations were They had different beliefs and political systems. There are many similarities and differences in the early river valley civilizations. The Indus River Valley Civilization and Sumer share similarities such as social stratification, form of economy, and artistic ability; they also have many differences for instance religious beliefs, government, and their intellectual work. Social stratification was one of the similarities shared by Sumer and the Indus River Valley followed by form of economy and artistic