What do the river Valley civilization all have in common?

The Four Ancient River Valley Civilizations 1. Mesopotamia: Tigris and Euphrates Rivers 2. Egypt: Nile River 3. Harappa (Indus): Indus and Ganges Rivers 4. ... read more

1. All of the world’s earliest civilizations had some things in common – all of them arose in river valleys. 2. All of them were perfect for farming. 3. All of them had fields bordering river valleys that were flat and easier for planting crops. 4. All of them had soil nourished by flood deposits and silt so it was fertile. 5. read more

These civilizations constitute the next step in the organization and centralization of human economic, political, religious, and social institutions and practices.Between 3000 and 2000 B.C.E. such river valley civilizations formed independently of each other along the Indus, the Nile, the Tigris and Euphrates, and the Yellow Rivers. read more