It is the oldest branch of combat arms; they are the backbone of armies. Infantry plays a major role in war and in the Army's peace keeping tasks Infantry fights the enemy on foot by using rifles, sten guns, grenades, machineguns mortars, anti tank guns, small rockets, etc. It holds the ground by physically occupying it during invasions or defends the ground and borders during peace. Most of the infantry regiments of the Indian Army originate from the old British Indian Army and recruit troops from a region or of specific ethnicities.
The list of infantry regiments of the Indian Army are:
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