Historical events in Indian and world history on April 15.
1912, 15th April: RMS Titanic sank in the North Atlantic Ocean.
1923, 15th April: Insulin became available in the market for people suffering from diabetes.
1994, 15th April: After the establishment of the World Trade Organization, 123 countries signed its agreement.
2000, 15th April: G-77 summit concluded in Havana with a call for cooperation to combat terrorism.
2004, 15th April: The murder of LTTE militant V Muralitharan in Colombo linked to the Rajiv Gandhi assassination.
1452: Leonardo da Vinci, an Italian polymath and one of the greatest painters of all time.
1469: Guru Nanak, the founder of Sikhism and the first of the ten Sikh Gurus.
1563: Guru Arjan, the fifth of the ten Sikh Gurus.
1707: Leonhard Euler, a Swiss mathematician.
1894: Nikita Khrushchev, former Premier of the Soviet Union.
1901: Ajoy Mukherjee, an Indian independence activist and politician
1922: Hasrat Jaipuri, an Indian poet.
1932: Suresh Bhat, a noted Marathi-Indian poet.
1963: Manoj Prabhakar, an Indian former cricketer.
1972: Mandira Bedi, an Indian actress, fashion designer, and television presenter.
1990: Emma Watson, an English actress, model, and activist.
1865: Abraham Lincoln, as the 16th president of the United States.
1912: Edward Smith, a British naval officer. He was the captain of the RMS Titanic.
1980: Jean-Paul Sartre, a French philosopher.
1990: Greta Garbo, a Swedish-American actress.
1995: Pandit Liladhar Joshi, then Chief Minister of Central India.
1998: Pol Pot, former prime minister of Cambodia.