It is the land-based branch and the largest component of the Indian Armed Forces. Its primary mission is to ensure national security and unity, defending the nation from external aggression and threats, and maintaining peace and security within its borders. The Indian Army has a regimental system.
Indian Army Official Website : http://indianarmy.nic.in
Indian Army Contact Number :
Indian Army Enquiry/Helpline Phone Number : (11) 26196220 23018197 26172861
Indian Army Contact Address :
Room No B-30 ADG PI South Block Integrated Headquarters of MoD (Army)
New delhi : 110011
Delhi ,India .