Research & Analysis Reports
Backgrounder: Previous DPRK Nuclear Tests
The DPRK has conducted six nuclear tests, each of which took place within months of long-range rocket or satellite launches. In anticipation of a possible seventh nuclear test, information on the first six tests has been compiled in this backrounder.
How Human Biases and Decision Processes Affect Risk Reduction Outcomes
Chapter Seven from the Global Assessment Report on Disaster Risk Reduction 2022 published by the United Nations Office for Disaster Risk Reduction
Factors Related to Past DPRK Nuclear Tests
In light of recent analyses about a possible next nuclear weapon test by the DPRK, ONN has compiled data related to each of the six previous nuclear weapon tests of the DPRK, specifically the timing of the previous tests, nuclear test site preparations, launch vehicle development, environmental factors and the political context. These factors may assist in assessing when a next test might take place.