North Korea condemned what it called "shameless" moves by the US that it said undermined the United Nations and accused Washington of a "hideous criminal act."

Kim Jong Un oversaw hypersonic missile tests as North Korea ramped up weapons displays ahead of a major political conference, state media reported.

North Korea on Sunday launched what it claimed to be hypersonic missiles into the Sea of Japan in a firing drill. North Korean leader Kim Jong Un, who stated that nuclear deterrence is necessary due to the “recent geopolitical crisis and complicated international events,

North Korea says leader Kim Jong Un has observed test-flights of hypersonic missiles and underscored the need to bolster the country’s nuclear war deterrent.

The unusually coarse language from Kim Jong-un's sister shows that Pyongyang has no intention of reconciling with Seoul, experts say North Korean leader Kim Jong-un's influential sister has issued a sharply worded warning to South Korea's new liberal government after drones were reportedly flown from the South early this month.

And yet: some observers wonder whether a society as patriarchal as North Korea’s could accept a female leader. Under Mr Kim, several women have gained big jobs. The second-most powerful person in the country is Mr Kim’s sister, Kim Yo Jong. For the first time in its history North Korea has a female foreign minister: Choe Son Hui.

Speculation is growing over who will be the successor to North Korean Supreme Leader Kim Jong-un, which some believe will be his 13 year old daughter Ju Ae.