India's Military Chief, 12 Others Killed In Helicopter Crash

India's military chief, General Bipin Ruan, and twelve others died in a helicopter crash in southern India. The helicopter was en route from an Air Force Base to the Army Defense Services College. The Prime Minister praised General Ruan for his significant contributions to modernizing India's armed forces. General Ruan was the first Chief of Defence Staff, a role established in 2019. The cause of the crash remains unknown.

What position was General Bipin Ruan the first to hold?

What is known about the cause of the helicopter crash?