Thanks largely to President George W Bush and his push to fulfill President Ronald Reagan s dream the continental United States and overseas allies are protected against missile attack by 30 deployed long range Ground Based Interceptors GBI 32 Navy ships armed with over 100 SM 3 IA interceptors and two dozen advanced SM 3 IB interceptors dozens of Terminal High Altitude Area Defense THAAD interceptors and eight X band missile defense radars deployed abroad 