Answer:
The Australoid Adivasis are among the oldest Indians of them all, they arrived in India in 60,000 BC. But they were preceded by the Negrito ancestors of the Andamese, who were in Uttar Pradesh as early as 85,000 BC.
The idea is known as the Republican form. The idea is that people democratically elect those who would represent them in a government, and those people would be held accountable for what they've done if they do something opposite to the will of the people. It's the only way that a democracy can work properly because others would be impossible with that many people.
Things like Famine, religions tensions, racial discrimination, economic disparities