1582 – Pope Charles IX replaced the old calendar with the new Roman calendar.
1793 – A bomb exploded in the Andesen volcano in Japan, killing 53,000 people.
1839 – Kolkata Medical College and Hospital started with twenty beds.
1867 – Singapore, Penang and Malacca regions become British colonies.
1878 – The new building of Calcutta (now Calcutta) Museum was opened to the public.
1881 – Riot rages against Jews in Jerusalem.
1891 – Telephone contacts between Britain’s capital London and France’s capital Paris began.
1912 – Old Delhi was made the capital of India instead of Calcutta and Delhi was declared a province (not Confirmed)
1930 – The minimum age of girls for marriage in the country was 14 years and boys were 18 years old.
1931 – Two thousand people died in an earthquake in Managua area of Nicaragua.
1933 – Indian Air Force was established in Karachi (now in Pakistan).
1935 – Indian Reserve Bank was established and the responsibility for issue of notes was assigned to this bank.
1936 – Orissa (now Odisha) was separated from Bihar to form a new state, which was formerly known as Kalinga or Utkal.
1956 – Changes in the Companies Act 1913, and the Companies Act, 1956.
1969 – India’s first nuclear power station begins in Tarapur region of Maharashtra.
1973 – ‘Tiger Rescuers’ campaign was launched to save the leopards in India’s Carbet National Park.
1976 – Doordarshan was separated from the radio and the Doordarshan Corporation was established.
1976 – Steve Jobs and his colleagues jointly established Apple Company. In 2007, the company’s name was changed to Apple Inc.
1979 – Iran declared the Republic of Iran.
1986 – International crude oil price drops below $ 10 a barrel.
1987 – Indian Bureau of Standards has been converted into Indian Institute of Standards.
1992 – Eighth Five Year Plan started.
1996 – New Bank of Tokyo, the world’s largest bank formed by the merger of Bank of Tokyo and Mitsubishi Bank.
1997 – Martin Hingis becomes the youngest female player in tennis history
1999 – Expert from the Middle East, Chintak and critic Prof. Edward W. Said was honored with an honorary degree of De-Litt at a function organized by Jawaharlal Nehru University in New York.
2001 – Surrender of Milosewich, Former President of Yugoslavia
2001 – Netherlands becomes the first country in the world to adopt gay marriage legally.
2004 – India defeated Pakistan by an innings and 52 runs while registering the first win in cricket on Multan in Multan.
2005 – 285 political prisoners were released along with Girija Prasad Koirala, who was arrested after the Emergency was imposed in Nepal.
2006 – 19 deaths in plane crash in Rio de Janeiro
2007 – 5 Maoist leaders involved in Nepal’s interim government
2008 – Special court of Mumbai sentenced five to one year for Ketan Parekh and Hiten Dalal in the case of a stock worth Rs 47 crore.
2008 – Indian-origin scientists prepare a new imaging system in the US.
2008 – In South America, gold lost 4,000 years old in Peru.
2010 – 15th census work started with the filing of details of President Pratibha Singh Patil, the first citizen of India in Rashtrapati Bhawan. Under this, the biometric database of the population will be prepared.
2012 – At least 31 people died in a plane crash in western Siberia.
Born on 1st April
1889 – Revolutionary Dr. Keshavrao Baliram Hedgewar, the founder of RSS, was born.
1891 – Pran Krishna Parizas – Famous scientist of India.
1911 – Kedarnath Agarwal – A prominent poet and writer of progressive poetry.
1911 – Indian athlete Fauja Singh was born.
1936 – Jabeen Jalil – was a famous actress of Hindi cinema in the 1950s and 60s.
1937 – Mohammad Hamid Ansari – 13th Vice President of India
1941 – Ajit Wadekar – was a famous cricket player of India.
1989 – Keshav Baliram Hedgewar – was the founder and revolutionary of the Rashtriya Swayamsevak Sangh.
Death on 1 April
1907 – Govardhanam Madhavaram Tripathi – novelist, poet, thinker, scholar, character writer and historian of modern Gujarati literature.
1977 – Cyril Radcliffe, a British lawyer who prepared the line of partition of India-Pakistan.
2010 – Henry Edward Roberts, introducing the era of personal computer (PC)
2015 – Kailash Vajpayee, famous Hindi writer of Hindi.
Important Opportunities and Celebrations of April 1