North Korea has warned the United States in a letter that denuclearisation talks are "again at stake and may fall apart, leading to the resumption of "nuclear and missile activities."
The details of the letter, revealed by CNN on Tuesday, follow more public accusations at the weekend that the US is “hatching a criminal plot to unleash a war” while “having a dialogue with a smile on its face” as relations between the countries continue to deteriorate.
The unsettling charge, made by the state-run Rodong Sinmun newspaper, marks a return to the hostile rhetoric of the fiery exchanges between both countries at the height of an escalating crisis last year over Pyongyang’s rapidly progressing nuclear…