GS 3: Internal SecurityGS 1: Modern HistoryPrelimsGS 3: Security Forces and Agencies and their MandateGS 3: Indigenization of Technology and New Technology Development
IAF’s iconic MiG-21 fighter to fly into sunset after six decades of service, Pg12
IAF retires MiG-21 fighter jets after 60 years of service; ceremonial flypast marks end of an era.