By ASIA UNHEDGED
orth Korea’s sixth nuclear test on September 3 sent shockwaves across the globe when tremors of 6.3 magnitude, believed to have been triggered by the detonation of a hydrogen bomb, sent seismographs at numerous seismic stations worldwide into operation.
North Korean leader Kim Jong-un made it clear in a speech as early as October 2015 – when the world was still skeptical of the regimes’s ability to make atomic bombs – that his country had developed thermonuclear weapons.
http://www.atimes.com/article/know-pyongyangs-h-bomb-far/