All Reports
January 2024
Nuclear Risk Assessment Report - December 2023 by Jaewoo Shin, Tianran Xu, Elin Bergner
Nuclear risk can emanate from various factors. These range from the more obvious military developments and incidents that could lead to increased tensions and possibly even nuclear misuse, to the often overlooked domestic and external contexts in which a country perceives its circumstances and, based on those perceptions, makes decisions that have direct or indirect implications for nuclear risk.
December 2023
Nuclear Risk Assessment Report - November 2023 by Jaewoo Shin, Tianran Xu, Elin Bergner
Nuclear risk can emanate from various factors. These range from the more obvious military developments and incidents that could lead to increased tensions and possibly even nuclear misuse, to the often overlooked domestic and external contexts in which a country perceives its circumstances and, based on those perceptions, makes decisions that have direct or indirect implications for nuclear risk.
November 2023
Nuclear Risk Assessment Report - October 2023 by Tianran Xu, Jaewoo Shin, Elin Bergner
Nuclear risk can emanate from various factors. These range from the more obvious military developments and incidents that could lead to increased tensions and possibly even nuclear misuse, to the often overlooked domestic and external contexts in which a country perceives its circumstances and, based on those perceptions, makes decisions that have direct or indirect implications for nuclear risk.
October 2023
Nuclear Risk Assessment Report - September 2023 by Tianran Xu, Jaewoo Shin, Elin Bergner
Nuclear risk can emanate from various factors. These range from the more obvious military developments and incidents that could lead to increased tensions and possibly even nuclear misuse, to the often overlooked domestic and external contexts in which a country perceives its circumstances and, based on those perceptions, makes decisions that have direct or indirect implications for nuclear risk.
September 2023
Nuclear Risk Assessment Report - August 2023 by Tianran Xu, Jaewoo Shin, Elin Bergner
Nuclear risk can emanate from various factors. These range from the more obvious military developments and incidents that could lead to increased tensions and possibly even nuclear misuse, to the often overlooked domestic and external contexts in which a country perceives its circumstances and, based on those perceptions, makes decisions that have direct or indirect implications for nuclear risk.
August 2023
Nuclear Risk Assessment Report - July 2023 by Tianran Xu, Jaewoo Shin, Elin Bergner
Nuclear risk can emanate from various factors. These range from the more obvious military developments and incidents that could lead to increased tensions and possibly even nuclear misuse, to the often overlooked domestic and external contexts in which a country perceives its circumstances and, based on those perceptions, makes decisions that have direct or indirect implications for nuclear risk.
July 2023
Menzingen Verification Experiment by Pavel Podvig, Eleanor Krabill, Vivienne Zhang, Eric Lepowsky, Manuel Kreutle, Christoph Wirz, Alexander Glaser, Jaewoo Shin, Veronika Bedenko
In March 2023, UNIDIR conducted the Menzingen Verification Experiment to test procedures for confirming the absence of nuclear weapons at storage sites.
July 2023
Nuclear Risk Assessment Report - June 2023 by Tianran Xu, Jaewoo Shin, Elin Bergner
Nuclear risk can emanate from various factors. These range from the more obvious military developments and incidents that could lead to increased tensions and possibly even nuclear misuse, to the often overlooked domestic and external contexts in which a country perceives its circumstances and, based on those perceptions, makes decisions that have direct or indirect implications for nuclear risk.
June 2023
Size Estimates of DPRK's Nuclear Devices by Tianran Xu
On 27 March 2023, DPRK leader Kim Jong Un reportedly inspected the country's nuclear weapons. A nuclear warhead called "Hwasan-31" - intended to be used for several different nuclear delivery systems - was revealed during this inspection.
May 2023
Use of Satellite Imagery in Support of On-site Inspections Lessons From a Field Exercise by Jaewoo Shin, Veronika Bedenko, Pavel Podvig
In March 2023, the United Nations Institute of Disarmament Research (UNIDIR) conducted a field experiment, simulating an on-site inspection to verify the absence of nuclear warheads at a military site. As part of the experiment, UNIDIR, in collaboration with Open Nuclear Network (ONN), tested the applicability of commercially available satellite imagery to support the inspection.
