India's Induction of S-400 Systems Tilts 'Balance of Power' Against Pakistan, Says Army Veteran

India signed a $5.43 billion deal with Russia in 2018 for the delivery of five columns of S-400 systems by 2023. The first S-400 systems, the delivery for which is underway, will reportedly be operational near India’s northern border (covering both Pakistan and China) and eastern border (focused on threats from China) in the beginning of 2022.