About this timeline
History of India in 140 moments across 12 eras, each written in our own words and checked against the page linked under it. Dates marked “c.” are approximate, and where historians disagree the date says so. Pins sit at the place a moment happened; a few national moments sit at Delhi, and wins abroad at the person’s hometown. Spotted a mistake? Tell us.
- How old is Indian civilisation?
- About 5,000 years. Farming villages along the Indus grew into the cities of the Indus Valley Civilisation from about 3300 BCE, with Harappa and Mohenjo-daro at their height around 2600 to 1900 BCE.
- When did India become independent?
- On 15 August 1947, when British rule ended and the subcontinent was partitioned into India and Pakistan. India became a republic on 26 January 1950, when its Constitution came into force.
- Did India give the world zero?
- Indian mathematicians gave zero its modern role. Brahmagupta’s Brahmasphutasiddhanta of 628 CE sets out the first known rules for calculating with zero as a number.
- What are the main periods of Indian history?
- This timeline uses 12 eras: Indus Valley, Vedic Age, Mahajanapadas & the Buddha, The Mauryas, Classical Age: Guptas & the South, Medieval Kingdoms & the Delhi Sultanate, The Mughals, Marathas & the Sikh Empire, Company Rule, The Freedom Struggle, Independent India, Modern India.