Has its own government but is not part of any larger unit

The first civilizations arose ___________ because the conditions for farming were good.

The Sumerians built a temple called a

Although most Sumarians were farmers, many were skilled _____ who also made metal, cloth and pottery products.

The few Sumarians who learned how to write often became _____, holding high positions in society.

The Babylonian kind Hammurabi is best known for his

Which of these are reasons the river was important

Which answer best describes the term rigid in relation to ancient social class systems?