North Korea


China and North Korea: A Viewer’s Guide

, China project manager and senior analyst

Translation: The Last “Celestial Empire”—Mao Zedong. Kim Il-sung and China-North Korea Relations”

US analysts and officials often refer to North Korea as China’s ally, as if it were a diplomatic or military asset. History suggests it’s more like a rock around China’s neck. Chinese President Xi Jinping may find it too heavy to bear.

Or, he may succeed in solving one of the most intractable security problems in East Asia. The denuclearization of North Korea is the UN benchmark both Xi and North Korean leader Kim Jong-un agreed to meet. They reiterated that promise in their most recent get together in Beijing earlier this month. Read more >

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New Analysis: US Missile Defense Tests Lack Realistic Decoys

, co-director and senior scientist

Rumor has it that the administration’s Missile Defense Review (MDR) may finally be released this week. As policy makers discuss its recommendations and consider expanding US missile defenses in various ways, they should have a realistic view of the capability of these systems—and their limitations.

There have been 18 intercept flight tests of the Ground-based Missile Defense (GMD) system through 2018. Contrary to some claims, these tests have not demonstrated that the missile defense system would be successful in intercepting incoming warheads under realistic conditions. Read more >

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How to Think about Space-Based Missile Defense

, co-director and senior scientist

UPDATE: In September 2018, UCS released an animated feature and video that explains how space-based missile defense works. Check it out here.

The idea of space-based missile defense system has been around for more than 30 years. There are at least two reasons for its continuing appeal. Read More

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24 Space-Based Missile Defense Satellites Cannot Defend Against ICBMs

, co-director and senior scientist

UPDATE: In September 2018, UCS released an animated feature and video that explains how space-based missile defense works. Check it out here.

Articles citing a classified 2011 report by the Institute for Defense Analysis (IDA) have mistakenly suggested the report finds that a constellation of only 24 satellites can be used for space-based boost-phase missile defense. Read More

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More Comments on the IDA Boost-Phase Missile Defense Study

, co-director and senior scientist

Part 1 of this post discusses one aspect of the 2011 letter from Missile Defense Agency (MDA) to then-Senator Kyl about the IDA study of space-based missile defense. The letter raises several additional issues, which I comment on here. Read more >

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