Kim Jong Un: “Criminal act caused by absolute carelessness, irresponsibility and unscientific empiricism.”

Its construction would be recorded as 'one of the greatest successes this year'

We can also make the U.S. taste an appalling tragedy it has neither experienced nor imagined up until now.

Unmanned control and AI capability must be the top priorities in modern arms development.

Kim stressed the need to strengthen the role of his nuclear forces in both deterring and fighting war.