<h3>HISTORICAL CHRONOLOGY</h3> <h3>B.C.</h3> <p>5, 00000 -8,000: Paleolithic Age</p> <p>8000-5000: Mesolithic Age</p> <p>5000-1000: Neolithic Age</p> <p>2500-1500: Indus Valley Civilization</p> <p>1200-1000: Vedic Period; Rigveda was complied</p> <p>1200-1000: Use of iron started in India</p> <p>1000-500: Later Vedic Period; Age of the