Beginning in eurasia, two early innovations had a huge impact on agricultural societies. they allowed people to produce surplus food, and in turn, populations grew in size. what were the two innovations? domesticated rice, the plow domesticated wheat, the plow domesticated rice, irrigation domesticated wheat, irrigation

The two innovation that allowed people to produce surplus food were "domesticated rice, the plow". Surplus food was largely produced by the use of plows, at which domesticated rice was one of the main ingredients used to produce them. These two innovations allowed Eurasia to produce surplus food in agricultural societies.

they had many gains 1 one freedom for slaves the major cause of the civil war is that the   north wanted freedom for slaves but the south didn; t creaitng the civil war

another gain they have is poltiical influence

poltiical influence is a big thing everywhere even now peoplle are always trying to get the head up in poltics thats what they did by giving the republicians a good name for freeing slaves