One of the biggest of which came when Kim Jong-un threatened the US and the rest of the world with the biggest counter-strike in history after Donald Trump dubbed the North Korean regime "depraved". The chilling warning was made in September 2017 in a rare personal statement from Kim, after President Trump appeared to hint at military action of his own. These comments were later clarified when the North Korean foreign minister, Ri Yong Ho, said this could mean the country would test a hydrogen bomb in the Pacific Ocean.