The village grew in size, eventually forming the first city.

Villages increased in size, eventually becoming the first cities. Cities are just one of the basic features of a civilization, the others include central government, system of writing, organized religion, art and architecture, urban planning of roads, bridges, and public works, social classes, and different jobs. Developing expertise in various types of occupations allowed for innovative ways of doing things, producing new products, or making advancements in technology.