Updated Jan 15, 2021 | 13:02 IST The Indian Army is celebrating the 73rd Army Day today. Except for the contingent commanders at the Army Day parade, all other troops are wearing face masks in line with Covid-19 protocols. Offensive drone operation demonstration for the 1st time in the history of Cariappa Parade ground.  Key Highlights Army Day 2021: Offensive drone operation demonstration for the 1st time in the history of Cariappa Parade ground Demonstration, which consisted of 75 drones working autonomously to identify and take down targets with Kamikaze missions New Delhi: For the first time ever, India on Friday demonstrated an offensive swarm drone system at the annual Army Day parade in the national capital. The swarm drones can be efficiently used in the Suppression of Enemy Air Defenses/ Destruction of Enemy Air Defenses (SEAD/DEAD) roles.