History was not meant to be an exhaustive compendium of the names of the kings and dynasties and their achievements etc. It is treated as a powerful vehicle of awakening of cultural and social consciousness.
3000 BC-1500 BC: Indus Valley Civilization began in Harappa, and was one of the world’s three earliest urban civilizations, contemporary to Sumer (in Mesopotamia/Iraq) and ancient Egypt. The cities of Harappa and Mohenjodaro become large metropolises. It had superior urban planning and sewage systems.
1991 AD: Former Prime Minister Rajiv Gandhi is assassinated in a bomb blast in Sriperumbudur, near Madras (May 21); P.V. Narasimha Rao is sworn-in as the ninth Prime Minister of India(June 21); At least 1500 people are feared dead as a devastating earthquake rocks Uttarkashi district of Uttar Pradesh(Oct20); Pondicherry becomes the first Union Territory of India to be declared fully literate.