


sanctions, the RAND Corporation has examined open sources covering Russia arms sales around the world. government foreign assistance training for nations on how to comply with U.S. To get the true defensive value out of the S-400, there are additional components that add costs and complexities to the system. However, many countries do not fully appreciate that effective air defense requires a networked system and not just one missile system component.

Just over a year later, India made an advance payment of $850 million to expedite the deployment from Russia of the first regiment by September 2021. In October 2018, the India Ministry of Defense concluded a $5.5 billion deal to buy four regiments of the Russian S-400 surface-to-air missiles (SAM).
