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They all had a system of writing
There are a vast number of rivers and river systems in the world. Ancient Civilizations only formed on the Nile, Tigris/Euphrates, Indus, and Huang He River Systems. Any other river system, such as the Volga, Danube, Congo, Mississippi/Missouri, Amazon, or Brahmaputra would be a viable answer to your query.
The Nile River helped civilizations to develop in West Africa.
The Nile River was the axis of two early African civilizations
Democracy
Irrigation.
They all had a system of writing
There are a vast number of rivers and river systems in the world. Ancient Civilizations only formed on the Nile, Tigris/Euphrates, Indus, and Huang He River Systems. Any other river system, such as the Volga, Danube, Congo, Mississippi/Missouri, Amazon, or Brahmaputra would be a viable answer to your query.
think dumbys
They provided water for irrigation and agriculture.
The first Chinese civilizations developed around the?
The Nile River helped civilizations to develop in West Africa.
The Nile River was the axis of two early African civilizations
Huang He
Democracy
5000 B.C. is when the first civilizations emerged in river valleys.
The first river valley civilization was Mesopotamia, located in Asia. Asia has had the most river valley civilizations.