The artillery pounds targets and keeps the enemy's head down, preventing them from firing at attacking troops.
Ajai Shukla presents an action plan for Defence Minister Rajnath Singh to fix the systemic weaknesses in defence.
'Landmark developments herald the end of two decades of stagnation in the army's modernisation plans,' notes Brigadier Gurmeet Kanwal (retd).
The IAF faces a 'fighter gap' of 13 squadrons. The IAF would be caught seriously short in a two-front war -- the worst-case planning contingency in which China and Pakistan attack India simultaneously, points out Ajai Shukla.
Here are highlights of the 68th Republic Day parade.