ProjectsPilot
Science & TechnologyPrelims: HighMains: HighInterview: Medium8 min readUpdated 2026-05-25

Defence technology

Defence technology · DRDO · indigenous platforms (Tejas, Arjun, INS Vikrant)

Story hook

It is 23 February 2024, Hyderabad. PM Modi dedicates the TSAT-1A satellite developed in collaboration with Tata. Later he inaugurates 45 defence facilities built under the Strategic Partnership policy + Atmanirbhar Bharat in defence. Total defence production ~Rs.1.27 lakh crore (2023-24). Defence exports ~Rs.21,000 crore (2023-24), more than 30 times the 2014 baseline.

For UPSC, defence indigenisation + DRDO + Atmanirbhar Bharat defence is heavily tested in Mains GS-III internal security + S&T

  • economy.

Why this matters for UPSC

For UPSC:

  • Prelims: DRDO + DPSUs + major defence platforms + Atmanirbhar Defence initiatives.
  • Mains GS-III: Defence indigenisation + technology transfer + Make in India in defence.

Inside the full topic

Create a free account to continue reading — the deep dive, exam angles, mind map and revision card are waiting.

  • Start here (zero knowledge)
  • Flow diagram & mind map
  • Deep dive
  • Real-world connections
  • Memory hooks & mnemonics
  • The Prelims angle
  • The Mains angle
  • The Interview angle
  • Common traps & misconceptions
  • 5-minute revision card
  • Related topics

Continue reading — free

Get the full topic with deep dive, Prelims/Mains/Interview angles, mind maps, revision cards, AI tutor and daily current affairs — in English and Hindi.

Create free account Already a member? Sign in