India, Oct. 3 -- Additional batches of the Russian-made S-400 missile defence system may be on the horizon for India during President Vladimir Putin's visit to New Delhi in December.

According to sources cited in a PTI report, India is considering procuring additional batches of S-400 surface-to-air missile systems from Russia, as the weapons proved very effective during Operation Sindoor. The report added that the proposed procurement may figure in talks between New Delhi and Moscow during Putin's visit.

In addition to the S-400, India may be looking for an upgrade and buy the newer version, the S-500 missile defence system, PTI reported.

The first deal between India and Russia to buy the S-400 system was signed in 2018. The deal, wor...