seoul north korea leader kim jong un say friday north consider high level hard-line countermeasure history unite state response u.s. president donald trump threat destroy north call trump mentally derange comment ferocious declaration war history kim say u.n. speech tuesday confirm pyongyang nuclear program correct path remark ... convince rather frighten stop path choose correct one follow last kim say statement carry north official kcna news agency promise make trump pay dearly speech trump warn north korean leader u.n. address tuesday unite state threaten would totally destroy country 26 million people mock kim rocket man suicide mission u.s. president direct reference military action far north conduct sixth large nuclear test sept. 3. addition nuclear test north korea launch dozens missiles since kim come power 2011. two recent ballistic missiles fly japan pyongyang advance toward goal create nuclear warhead-tipped missiles hit unite state kim say trump would face result beyond expectation without specify action north korea would take next surely definitely tame mentally derange u.s. dotard fire kim say rare direct statement refer trump offer vitriol trump say unfit hold prerogative supreme command country surely rogue gangster fond play fire rather politician day trump address north korea foreign minister ri yong ho liken trump bark dog say comment threat north kim take page ri book friday say frighten dog bark loud trump deny existence insult country front eye world .. consider seriousness exercise correspond high level hard-line countermeasure history kim say north korea 's kim say make 'deranged trump pay dearly u.n. speech