ANALIZAWIADOMOŚCI American missile crisis. US Army The latest data leaves no room for doubt: American interceptor missile stockpiles have shrunk drastically. It presented interesting data on the stockpiles of US missile defence systems, primarily Patriot and THAAD missiles. Five months earlier—immediately before the start of Operation „Epic Fury” in Iran—the United States had 2,330 missiles for the aforementioned air and missile defence systems. This is a direct result of the complicated and long-term production process of both PAC-3 MSE and THAAD missiles.