New Delhi, Dec. 31 -- Air Marshal Narmdeshwar Tiwari retired on Wednesday as Vice Chief of the Air Staff, on superannuation, from the Indian Air Force (IAF), after four decades of illustrious service to the nation, as per a release by the Ministry of Defence.

Air Marshal Tiwari was commissioned on June 7, 1986, as a Flying Pilot in the fighter stream of the IAF. With over 3600 hours of flying experience on various types of aircraft, the Air Marshal held diverse staff and command appointments.

In addition to being a Qualified Flying Instructor and an Experimental Test Pilot, the Air Marshal is a graduate of the Air Command and Staff College, USA. During his eminent career in uniform, he served as the Directing Staff at the IAF Test Pilot...