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US Secretary of War Pete Hegseth and Japan’s Minister of Defense Shinjiro Koizumi inspect a guard of honor on October 29, 2025 in Tokyo, Japan. (Getty Images)
Missile Defense
Missile Defense
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North Korea's ballistic missile, North Korea Victory Day, 2013 (Stefan Krasowski)
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Korean People's Army (KPA) tanks are displayed during a military parade marking the 105th anniversary of the birth of late North Korean leader Kim Il-Sung in Pyongyang on April 15, 2017. (ED JONES/AFP/Getty Images)
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The Redesigned Kill Vehicle Standard Missile 3 (SM-3). (Raytheon)
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A Terminal High Altitude Area Defense (THAAD) interceptor is launched from a THAAD battery located on Wake Island, during Flight Test Operational (FTO)-02 Event 2a, November 1, 2015. (Missile Defense Agency)
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The launch of four ballistic missiles by the Korean People's Army (KPA) during a military drill at an undisclosed location in North Korea, March 7, 2017. (KCNA/STR/AFP/Getty Images)
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A long-range ground-based interceptor is launched from Vandenberg Air Force Base, California, and intercepted an intermediate-range ballistic missile target launched from the U.S. Army’s Reagan Test Site on Kwajalein Atoll, June 22, 2014. (MDA/Released)
Experts
Rebeccah L. Heinrichs
Senior Fellow and Director, Keystone Defense Initiative
Iku Tsujihiro
Research Associate
Timothy A. Walton
Senior Fellow, Center for Defense Concepts and Technology
