India Signs $5 Billion Deal To Purchase S-400 Air-Defense Systems From Russiaby Worldmanin Worldon Posted on 10/05/2018 India has signed a $5 billion deal with Russia to buy S-400 air-defense systems. … Click to share on Telegram (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Nextdoor (Opens in new window)Click to share on Mastodon (Opens in new window)Click to share on X (Opens in new window)