How did having a surplus of food cause a civilization to develop?

When people, mostly farmers, began to have plant more and more crops and therefore create a surplus of food, they then were able to share with other people and support a larger population. Because a larger population was able to be supported, civilizations began to develop!

Which reforms did gandhi initially promote when he joined the national congress

Athena (goddess of wisdom) gave perseus an unlikely tool to defeat medusa that requires brain over brawn that was instrumental in his victory against medusa