US President Donald Trump plays down what appeared to be North Korea’s third missile launch in just over week, saying they were short-range and “very standard” and would not affect his willingness to negotiate with Pyongyang.

In one of the biggest leadership shake-ups in years, North Korea names a new nominal head of state and a new premier, and gives leader Kim Jong Un a new title, according to state media reports.

The Capella Hotel on Sentosa will host next Tuesday's summit between United States President Donald Trump and Kim Jong Un, Chairman of the State Affairs Commission of the Democratic People's Republic of Korea.

Russian Foreign Minister Sergei Lavrov has invited North Korean leader Kim Jong Un to visit Russia, Moscow says, during the first meeting between the head of the reclusive state and a Russian official in Pyongyang.

A senior North Korean official will hand over a letter from the country's leader Kim Jong Un to US President Donald Trump in a rare visit to the White House on Friday as the two sides try to put a derailed summit meeting back on track.

South Korean President Moon Jae-in meets North Korean leader Kim Jong Un to discuss Kim's possible upcoming summit with US President Donald Trump.

Chinese President Xi Jinping and Kim Jong Un meet in northeast China in an unannounced visit by the North Korean leader ahead of an expected summit with US President Donald Trump.

North Korean leader Kim Jong Un and South Korean President Moon Jae-in embrace after pledging to work for the "complete denuclearisation of the Korean peninsula," punctuating a day of smiles and handshakes at the first inter-Korean summit in more than a decade.

North Korean leader Kim Jong Un meets Chinese senior diplomat Song Tao, and fetes a Chinese art troupe led by Song, North Korean state media says, indicating closer ties with China following Kim's recent surprise visit to Beijing.

North Korea is willing to hold talks with the United States on denuclearisation and will suspend nuclear tests while those talks are under way, the South says after a delegation returned from the North where it met leader Kim Jong Un.

North Korea says it will reopen a long-closed border hotline with South Korea, hours after US President Donald Trump appeared to mock the North's leader by saying he has a "bigger and more powerful" nuclear button than Kim Jong Un.