India builds and launches 37,500 tonne aircraft carrier
12 August 2013 Last updated at 17:54 BST
India has unveiled its first home-built aircraft carrier from a shipyard in southern Kerala state.
The 37,500 tonne INS Vikrant is expected to go for extensive trials in 2016 before being inducted into the navy by 2018.
With this, India joins a select group of countries capable of building such a vessel.
Other countries capable of building a similar ship are the US, the UK, Russia and France.
Sanjoy Majumder reports.