intercept program is still classified so there is little information on it. Midcourse (ballistic) phase defense Ground-Based Midcourse Defense (GMD) Aegis Ballistic Missile Defense System (Aegis BMD) Multiple Kill Vehicle (MKV, originally Miniature Kill Vehicle): the Department of Defense has canceled the MKV program for the time being. Hypersonic glide phase defense Glide phase interceptor (GPI) Terminal phase defense Terminal High Altitude Area Defense (THAAD) PATRIOT Advanced Capability-3 (PAC-3) Arrow missile, a joint effort between the U.S. and Israel Medium Extended Air Defense System (MEADS), co-developmental program of the United States Department of Defense, Germany and Italy. List of directors See also Ground-Based Interceptor#Next generation interceptor (NGI) Joint Functional Component Command for Integrated Missile Defense United States Strategic Command National Missile Defense References External links Official website United States Department of Defense agencies Government agencies established in 2002 2002 establishments in the United States