It all depends on what answer you are prepared to receive, for the answer is complicated and mired in politics. There are essentially two kinds of answers: faith-based answer, or fact-based answer. Faith-based answer accepts as absolute truth what is transmitted in texts and by teachers without critical analysis; it makes people vociferously certain. Fact-based answer is limited by availability of measurable and verifiable evidence; it makes people cautious and doubtful. For example, there is archaeological evidence of cities, now submerged under the sea, near the city now called Dwarka, in Gujarat. These are probably over 4,000 years old, dated to Harappan times. This is an established fact. Faith-based answer will jump to the conclusion that this is the island-city of Dwarka whose destruction is described in the epic Mahabharata, the earliest available retelling of which is less than 2,500 years old. Fact-based answer will say, there is not enough...
