Homo sapiens originated in Africa 300,000 years ago, and for the vast majority of our history we were egalitarian, peaceful, and artistic. So where did concepts of patriarchy, war, and private property come from?
The Yamnaya people are nomadic pastoralists who originated in the Eurasian Steppes. They worshipped the Sky Father, and excelled at waging war. Slowly, their culture spread throughout the Steppes before conquering Europe, Iran, and India.