A civilization is a complex culture in which large numbers of human beings share a number of common elements. Historians have identified the basic characteristics of civilizations. Six of the most important characteristics are: cities, government, religion, social structure, writing and art.
A civilization is a complex structure in which large numbers of people share many important things vital to this structure. Without even one or two of these, a civilization would most likely collapse. To be considered a civilization, you should have: