Nuclear threats from North Korea have peaked amid fears Kim is preparing a sixth nuke bomb test next week.
The US President has taken a tough line on Pyongyang after a string of missile tests – including a failed launch last Sunday.
Kim is determined to develop a nuclear weapon capable of striking the mainland US.
North Korea’s state media wrote: “If the US provokes the DPRK even a bit, its army and people will start a great war of justice for national reunification without hesitation.
“Noting that the U.S. warmongers hysterically try to ignite a war by mobilizing nuclear strategic assets without any measure to deal with the consequences to be entailed.
“The U.S. has now gone seriously mad. It is mulling frightening the DPRK and achieving something with nuclear strategic bombers, nuclear carriers, etc.
“However, the army and people of the DPRK will never be browbeaten by such bluffing.: