'We have been found seriously wanting in addressing our undersea warfare capability and China's emergence is a cause for concern.'
Indian Navy Chief Admiral R K Dhowan enumerated a three-pronged strategy to counter the country's minified submarine fleet.
A top navy official said the test-firing yielded desired results.
As a debate raged over sensitivity of leaked Scorpene data, Defence Minister Manohar Parrikar on Friday played down the leak, saying it is "not a big worry" as weapon system details were not included, a remark challenged by the publisher who asserted these will be made public on Monday.
In 2013, India had displayed the Inter Continental Ballistic Missile Agni V during the Republic Day Parade. The chief guest at that time was Bhutanese King Jigme Khesar Namgyel Wangchuck.
The state-of-the-art features of this Scorpene class submarine include superior stealth and the ability to launch a crippling attack on the enemy using precision guided weapon.
The leaked documents include details of submarine's underwater sensors, above-water sensors, combat management system, torpedo launch system and specifications, communications system and navigation systems.
India's military prowess and multi-hued images of the country's rich cultural diversity and achievements in various fields were on display at the majestic Rajpath on Tuesday during 67th Republic Day parade which was graced by French President Francois Hollande as the chief guest.
The prime minister had violated the model code of conduct by holding a 'roadshow' after voting in the Gujarat assembly polls, Congress chief spokesperson Randeep Singh Surjewala alleged.
The Ghazi Attack tells the story about one of the 'last unsolved greatest mysteries of the 1971 war.'
Here are highlights of the 68th Republic Day parade.