The document lists 15 major natural disasters that have occurred in India's known history, including earthquakes, cyclones, droughts, and tsunamis. It notes that the deadliest were the Great Bengal Famine of 1737 with 300,000 deaths, the Great Indian Famine of 1876-1878 with 5.5 million deaths, and the Kashmir earthquake of 2005 with 86,000 deaths across India and Pakistan. It then provides details of the 2015 South Indian floods caused by heavy rains in Chennai, Tamil Nadu, Andhra Pradesh, and Puducherry, where over 450 people were killed and property damage exceeded 20,000 crore rupees.