INS Shalki is the first indigenously built submarine in India. It is part of the Shishumar class of submarines and was commissioned into the Indian Navy on December 7, 1991. INS Shalki, along with its sister submarine INS Shankul, marked a significant achievement in India's naval capabilities as it was built at the Mazagon Dock Limited in Mumbai, showcasing the country's growing capacity to design and construct submarines domestically.

April 22, an international holiday to honor the need to protect the environment. environmental organization founded on the premise that all people, regardless of race, gender, income, or geography, have a moral right to a healthy, sustainable environment.

Retired Supreme Court judge Pinaki Chandra Ghose is appointed as the first Lokpal of India by a committee consisting of Prime Minister Narendra Modi and Chief Justice of India Ranjan Gogoi and Speaker of the Lok Sabha Sumitra Mahajan on 23 March 2019 whereas the members are appointed w.e.f 27 March 2019.

The city of Chandigarh is the capital of two Indian states.It is the shared capital city of both Punjab and Haryana. Chandigarh is located about 165 miles (265 km) north of New Delhi; the state of Haryana bounds the territory on the east and Punjab on all other sides.