In many parts of the world, early civilizations formed when people began coming together in urban settlements. ... From this specialization comes class structure and government, both aspects of a civilization. Another criterion for civilization is a surplus of food, which comes from having tools to aid in growing crops.
In many parts of the world, early civilizations formed when people began coming together in urban settlements. ... From this specialization comes class structure and government, both aspects of a civilization. Another criterion for civilization is a surplus of food, which comes from having tools to aid in growing crops.
