India and Russia have been in talks for over a year for the purchase of at least five systems of S-400 that will be a game changer in the region.

The nexus between middlemen, arms agents and government officials has been broken, according to Defence Minister Manohar Parrikar.

Undeterred by the controversy over his earlier "terrorists have to be neutralised only through terrorists" remark, Defence Minister Manohar Parrikar has asserted that he will go to "any extent" to protect India and those who attack will be "paid back in the same coin".