India to Acquire More S-400 Systems from Russia Amid Massive Defense Upgrade

India's Ministry of Defence has approved a proposal to procure additional Russian long-range S-400 air defense missile systems, according to an official statement. The S-400 systems will be used to counter long-range aerial threats targeting critical infrastructure. "The S-400 system will be intended to counter long-range airborne threats aimed at vital facilities," the ministry said in a press release.