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A Ground-Based Interceptor loaded into a silo at Fort Greely, Alaska in July 2004.. Ground-Based Midcourse Defense (GMD), previously National Missile Defense (NMD), is an anti-ballistic missile system implemented by the United States of America for defense against ballistic missiles, during the midcourse phase of ballistic trajectory flight.
The Missile Defense Agency (MDA) is a component of the United States government's Department of Defense responsible for developing a comprehensive defense against ballistic missiles. It had its origins in the Strategic Defense Initiative (SDI) which was established in 1983 by Ronald Reagan and which was headed by Lt. General James Alan Abrahamson .
On July 5, the Pentagon's ground-based midcourse defense program, or GMD, failed to intercept a ballistic missile fired from the Marshall Islands. Although the launch was only a test, the July 5 ...
The logo of the Missile Defense division of the U.S. National Guard, part of the modern American missile defense system In the 1990s and early 21st century, the stated mission of NMD has changed to the more modest goal of preventing the United States from being subject to nuclear blackmail or nuclear terrorism by a so-called rogue state .
Lockheed Martin is still building a new missile defense system, but events may overtake it. Lockheed's $1 Billion Missile Defense Satellites Are Vulnerable to Budget Cuts -- and Russia Skip to ...
Boeing (BA) is set to provide GMD Element engineering, integration, including physical and logical integration of the GMD Element and components, and GMD integration with the Missile Defense System.
The Missile Defense Agency leads the development of anti-ballistic missiles for North America. The Next Generation Interceptor (NGI) [21]: 4:13 is a MDA program to upgrade the kill vehicles for the ground-based interceptors, with different vendors, Lockheed Martin and Northrop Grumman competing. [22]
The United States spends more on defense than the next 10 highest-spending countries combined. Defense accounts for half of America's discretionary spending and 15% of total federal spending.