Are US Patriot Missiles losing market to Russian S-400 Air Defence Systems? The US has threatened sanctions on any country that purchases Russian weapons but is especially sensitive to any S-400 deals. How do American Patriot Missiles compete against the Russian S-400’s? Why are more and more nations are keen to opt for S-400 systems, including key … Continue reading Is US Patriot Missile Losing Market Share to Russian S-400 Air Defence Systems?