Historical Events on April 21.

1.  Indian Civil Service Day

2.  753 BC, 21st April: Romulus founded Rome. 

3.  1451, 21st April: Bahlol Khan Lodi, the founder of the Lodi dynasty, became the ruler of Delhi.

4.  1526, 21st April: Ibrahim Lodi was killed in the first battle of Panipat between the Mughal ruler Babur and Ibrahim Lodi.

5.  1720, 21st April: Baji Rao I succeeded Peshwa Balaji Vishwanath.

6.  1960, 21st April: Rio de Janeiro, the capital of Brazil, was inaugurated.

7.  1972, 21st April: John Young and Charles Duke, astronauts from the American spacecraft Apollo 16, landed on the moon.

8.  2000, 21st April: Supreme Court ruled that a dependent widow has a right to the property of her parents.

Famous Birthdays & Birth Anniversaries on April 21.

1.  1861: Charlotte Bronte, an English novelist, and poet.

2.  1864: Max Weber, a German sociologist, jurist, and political economist.

3.  1921: Elizabeth II, Queen of the United Kingdom.

4.  1922: Alistair MacLean, a 20th-century Scottish novelist.

5.  1945: Srinivasaraghavan Venkataraghavan, an Indian former cricketer and umpire.

6.  1950: Shivaji Satam, an Indian television and film actor.

Death Anniversaries of famous people on April 21.

1.  1509: Henry VII, the King of England and Lord of Ireland.

2.  1891: Bharathidasan, a 20th-century Tamil poet and writer.

3.  1910: Mark Twain, an American writer, humorist, entrepreneur, publisher, and lecturer.

4.  1938: Muhammad Iqbal, a poet, philosopher, and politician from Punjab, British India.

5.  1946: John Keynes, a British economist.

6.  2013: Shakuntala Devi, an Indian writer, and mental calculator.