In the 6th century BCE the cultivable land was divided between the people. The beneficiaries were granted only the revenue of these lands and no administrative authority. There was emergence of the notion of private property, as there are references to the gift and sale of land.
First Rajgir, Second vaishali, Third patliputraFourth Buddhist Council is the name of two separate Buddhist council meetings first in Sri Lanka and another at Sarvastivada school, in Kashmir around the First Century AD.
Nagarjuna was also termed as the Indian Einstein. He proposed the Theory of Relativity in his time in the form of a Sutra which is also called as the Prajna Parimata Sutra. He was a great patron of Mahayana doctrine.