Authors

Jeffrey Lewis

Writing on ACW 2004–2026 · 2,079 posts

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New Construction at Yondoktong

Zach Cohen and Kylie Atwood have a story at CNN (New satellite images reveal North Korea took recent steps to conceal nuclear weapons site) that builds on some work Dave Schmerler and I did using images from Maxar. North Korea…

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Will North Korea Test Another SLBM?

New satellite images show North Korea taking concrete steps to prepare for an underwater launch of a new, longer-range solid-fueled ballistic missile.

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Burevestnik Testing To Resume

Russia Preparing to Resume Nuclear-Powered Cruise Missile Tests Michael Duitsman and Jeffrey Lewis New satellite photographs taken by Planet Labs and analyzed by the Middlebury Institute of International Studies show that Russia is preparing to resume test flights of its…

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Wollo-ri Nuclear Facility

This is the analysis that accompanies the CNN story titled “New satellite imagery shows activity at suspected North Korean nuclear facility” by Zachary Cohen. The Wollo-ri Suspected Nuclear Warhead Manufacturing Facility Catherine Dill, David Laboon, Jeffrey Lewis, David Schmerler In…

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What’s Up at Sanum-dong?

Recent activity at a North Korean rocket production facility suggests that North Korea may be preparing a space launch, based on new evidence. The Second Academy of Natural Sciences (SANS), located near Sanum-dong, outside of Pyongyang, is North Korea’s primary…

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The DPRK’s Monuments Men

Many observers have noted that North Korea’s external propaganda shifted over the course of 2018 as nuclear weapons and ballistic missiles were replaced with an emphasis on economic development. Notably, North Korea’s military parade on September 9 to commemorate the 70th anniversary…

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Identifying DPRK Machine Plants

Generally, KCNA and other North Korean media outlets identify the locations where Kim Jong Un (and, before him, Kim Jong Il and Kim Il Sung) conduct inspections and provide “on the spot” guidance. These visits are a routine way to…

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DPRK RV Video Analysis

Last year, cameras in Japan noticed an object streaking the night sky — possibly the reentry vehicle from one of North Korea’s July 28 missile test. Did it burn up?  Survive?  If if it did, or did not, what does…

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Nielsen on Thailand, Tuvalu and the Test Ban

Thailand has ratified the CTBT, while Tuvalu has signed it.  It’s hardly front page news, but Jenny Nielsen, a VCDNP alum and now an information officer at the CTBTO, makes the case what we should care. This won’t make headlines—but it…

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Snooping on Denuclearization

This post is co-authored with David Schmerler. We read a lot of newspaper stories, some of which seem … unreliable.  NORTH KOREA’S NUCLEAR TEST MOUNTAIN COLLAPSED.  NORTH KOREA WILL ABANDON ITS ICBMS.  FRANCE GETS ALL THE BOMBS. One of the…