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In its "Nuclear Notebook" on North Korean nuclear capabilities, published in January 2018, FAS estimated that North Korea had sufficient fissile material for 30 to 60 nuclear weapons. However, the report stated that North Korea had assembled 10 to 20 warheads at most, with most of those warheads likely being single-stage fission weapons with ...
Following the 1958 U.S. deployment of tactical nuclear weapons in South Korea, the North Korean government asked both the Soviet Union and China for help in developing nuclear weapons, but was refused by both. However, the Soviet Union agreed to help North Korea develop a peaceful nuclear energy program, including the training of nuclear ...
Possible explosion, located near the site where North Korea has detonated nuclear explosions in the past. If this event was an explosion, the USGS National Earthquake Information Center cannot determine its type, whether nuclear or any other possible type." Depth and lat/lon location approximate.
Lee Sang-kyu, a nuclear engineering expert at South Korea's Korea Institute for Defense Analysis, said North Korea is estimated to have 80-90 nuclear warheads of uranium and plutonium, and that is ...
A light-water reactor at North Korea’s main nuclear complex will likely be formally operational by next summer, South Korea’s defense minister said, amid suspicions that the North may use it ...
North Korea appears to have started operating a light-water reactor at its main nuclear complex in a possible attempt to establish a new facility to produce bomb fuels, the U.N. atomic agency and ...
In March 2013, North Korea announced that they would be restarting operation of the 5 MWe experimental reactor. [37] In order to do so, the disabled secondary cooling system will have to be restored. [38] On 15 September 2015, North Korea announced that the Yongbyon nuclear site is in full operation, including the 5 MWe experimental reactor. [3]
Punggye-ri Nuclear Test Site (Korean: 풍계리 핵 실험장; Hancha: 豊溪里核實驗場) was the only known nuclear test site of North Korea. Nuclear tests were conducted at the site in October 2006 , May 2009 , February 2013 , January 2016 , September 2016 , and September 2017 .