As the number and size of agricultural societies increased, they expanded into lands traditionally used by hunter-gatherers. This process of agriculture-driven expansion led to the development of the first forms of government in agricultural centers, such as the Fertile Crescent, Ancient India, Ancient China, Olmec, Sub-Saharan Africa and Norte Chico.
উর্বর চন্দ্রকলার মত জায়গায় এটা কি ধরনের সম্প্রসারণ ছিল?
agriculture-driven