Indian Civil Service Day
753 BC, 21st April: Romulus founded Rome.
1451, 21st April: Bahlol Khan Lodi, the founder of the Lodi dynasty, became the ruler of Delhi.
1526, 21st April: Ibrahim Lodi was killed in the first battle of Panipat between the Mughal ruler Babur and Ibrahim Lodi.
1720, 21st April: Baji Rao I succeeded Peshwa Balaji Vishwanath.
1960, 21st April: Rio de Janeiro, the capital of Brazil, was inaugurated.
1972, 21st April: John Young and Charles Duke, astronauts from the American spacecraft Apollo 16, landed on the moon.
2000, 21st April: Supreme Court ruled that a dependent widow has a right to the property of her parents.
1861: Charlotte Bronte, an English novelist, and poet.
1864: Max Weber, a German sociologist, jurist, and political economist.
1921: Elizabeth II, Queen of the United Kingdom.
1922: Alistair MacLean, a 20th-century Scottish novelist.
1945: Srinivasaraghavan Venkataraghavan, an Indian former cricketer and umpire.
1950: Shivaji Satam, an Indian television and film actor.
1509: Henry VII, the King of England and Lord of Ireland.
1891: Bharathidasan, a 20th-century Tamil poet and writer.
1910: Mark Twain, an American writer, humorist, entrepreneur, publisher, and lecturer.
1938: Muhammad Iqbal, a poet, philosopher, and politician from Punjab, British India.
1946: John Keynes, a British economist.
2013: Shakuntala Devi, an Indian writer, and mental calculator.