Pakchon Uranium Concentrate Pilot Plant

Analysis, Nuclear Weapons
, by and The Pakchon Uranium Concentrate Pilot Plant is one of only two declared and known uranium concentrate plants in North Korea (Pyongsan Uranium Concentrate Plant at Pyongsan is the other). This facility was used for Yellowcake production at least through the mid-1990s, and therefore would require inspection under any new U.S.-DPRK denuclearization declaration and agreement as it has not been subject to international inspection for over 25 years since IAEA visits to the site as part of the Full Scope Safeguards Agreement process in 1992.

Is the State Department’s “Commission on Unalienable Rights” Relevant for North Korea?

Human Rights
, by At a press conference last week, Secretary of State Mike Pompeo announced the creation of a Commission on Unalienable Rights. He explained its purpose: “The commission is composed of human rights experts, philosophers, and activists, Republicans, Democrats, and Independents of varied background and beliefs, who will provide me with advice on human rights grounded in our nation’s founding principles and the principles of the 1948 Universal Declaration of Human Rights.” The membership of the commission is a distinguished and diverse group of individuals, but the responsibility assigned to the commission seems to raise questions.

Yongbyon Declassified Part IV: Continued Construction Observed into 1967

Nuclear Weapons
, by Acquired almost two years after the image provided in Yongbyon Declassified Part III (February 11, 1966), this December 10, 1967 image of the Yongbyon Nuclear Research Center is one of the first acquired by the improved reconnaissance KH-4B. Among other improvements, the resolution of the newer KH-4B was 1.8 meters versus 2.7 meters of the earlier KH-4A allowing for considerably better image quality.