Core Points - The Indian Air Force officially retired its last two squadrons of MiG-21 fighter jets, marking the end of the service for the first supersonic jets in India [1] - The MiG-21, developed by the Soviet Union in the 1950s, was one of the most widely used fighter jets globally and was introduced to the Indian Air Force in the 1960s [1] - The Indian government has not announced plans for the retired MiG-21s, but speculation suggests they may be used for public display [1] Group 1 - The farewell flight for the two squadrons, totaling 36 MiG-21 aircraft, took place at an air force base in Chandigarh, attended by the Indian Defense Minister and senior air force officials [1] - The MiG-21 has been criticized for safety issues, earning the nickname "flying coffin," with approximately 400 recorded crashes globally over 60 years, resulting in the deaths of 200 pilots [1] - Despite its flaws, the MiG-21 has been recognized for its historical contributions and has served as a backbone of the Indian Air Force for decades [2] Group 2 - The Indian government recently signed a $7 billion order to procure 97 domestically developed Tejas fighter jets, indicating a push towards indigenous aircraft production [2] - In addition to domestic production, India has also purchased 36 Rafale fighter jets from France and ordered 26 more earlier this year [2] - India is collaborating with a French company to develop fighter jet engines, with plans for future domestic production [2]