Indian Air

Force's Surya Kiran aircraft perform aerobatics at the IAF Day parade in New Delhi. The IAF is celebrating its 77th anniversary. (AP)

Advanced light helicopters display team 'Sarang'

Indian Air Force advanced light helicopters display team 'Sarang' performs during the Indian Air Force Day celebrations at the Hindan air force station on the outskirts of New Delhi October 8, 2009. (Reuters)

Prithvi ballistic missile

Indian Air Force personnel march past short-range Prithvi ballistic missile at the IAF Day Parade in New Delhi. The IAF is celebrating its 77th anniversary. (AP)

Air warrior drill team performs at the IAF Day Parade

Indian Air Force air warrior drill team performs at the IAF Day Parade in New Delhi. (AP)

AN-32 transport aircraft

Indian Air Force's AN-32 transport aircraft releases flares as it flies past at the IAF Day Parade in New Delhi. (AP)

Surya Kiran aircraft

Indian Air Force's Surya Kiran aircraft perform aerobatics at the IAF Day Parade in New Delhi. (AP)

Advanced Light Helicopters

Advanced Light Helicopters of the Indian Air Force perform aerobatics at the rehearsal of the IAF Day Parade in New Delhi. (AP)

Advanced Light Helicopters

Advanced Light Helicopters of the Indian Air Force perform aerobatics at the rehearsal of the IAF Day Parade in New Delhi. (AP)

Skydivers of the Indian Air Force

Skydivers of the Indian Air Force perform at the rehearsal of the IAF Day Parade in New Delhi. (AP)

Surya Kiran aircraft

Indian Air Force's Surya Kiran aircraft perform aerobatics at the IAF Day Parade in New Delhi. (AP)

Jaguars of the Indian Air Force

Jaguars of the Indian Air Force release flares at the fly past during the rehearsal of the IAF Day Parade in New Delhi. (AP)

IL-76 aircraft mounted with an AWAC

An Indian Air Force IL-76 aircraft mounted with an AWAC (Airborne Warning and Control System) gets ready to land, at the rehearsal of the IAF Day Parade in New Delhi. (AP)