Missile Defense Agency

More than 25 years ago, President Ronald Reagan challenged the U.S. scientific community to develop antiballistic missile technologies that would improve our national security and reduce our reliance on nuclear weapons. Today, the Missile Defense Agency, or MDA, is answering that challenge.

The MDA has fielded an initial capability to protect the U.S and our allies against limited ballistic missile attack. The Ballistic Missile Defense System (BMDS) is becoming more integrated, robust, and global every day.

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