Successful nuclear missile tests in the Democratic People’s Republic of Korea in August and September 2017 allow to speak about significant scientific and technological progress of North Korea. Unlike previous cases, the missiles overcame the territory of Japan this time. Pyongyang announced that test demolition of the nuclear weapon at the Punggye-ri Nuclear Test Site on 2 September, which is located 200 km from the border of the Primorye Region, is the thermonuclear weapon test.
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