Two days after North Korea’s missile launch in May 2017, the US successfully tested its national missile defense system. This was the first hit in almost 3 years. It was also the first time that the system was tested against an ICBM-class target. Ground-based Midcourse Defense (GMD) has cost $123 billion since 2002, with nine out of 18 successful tests since 1999—exactly 50%.
The Strategic Defense Initiative (SDI) Ground-based Mid-course Defense (GMD) Space-Based Infrared System (SBIRS) Space Tracking and Surveillance System (STSS) Exoatmospheric Kill Vehicle (EKV) Sea-Based X-Band Radar (SBX) Ballistic Missile Defense System (BMDS)
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