The US special envoy for North Korea will arrive in South Korea on Sunday ahead of a year-end deadline set by Pyongyang for Washington to soften its approach to stalled denuclearisation talks, Seoul and Washington said on Friday.

US envoy to visit Seoul as deadline looms for stalled North Korea talks

A day after the United States warned North Korea of consequences of a spectacular weapons test, Pyongyang said it is ready to respond to Washington's any "corresponding measure".

We are ready to respond to any corresponding measure that US chooses: North Korea

President Donald Trump on Sunday warned that North Korea's Kim Jong Un had "everything" to lose through hostility towards the United States. Trump's comment came after Pyongyang said it had carried out a major new weapons test.

Kim Jong Un has everything to 'lose': Donald Trump after North Korea's 'significant' test

Despite the lack of detail, or binding terms in the joint statement agreed with Kim -- which has alarmed a majority of observers of the nuclear standoff -- Trump struck a resolutely bullish tone

World can 'sleep well' after North Korea summit, Trump says

The US and Japanese leaders will meet ahead of a much-anticipated summit with North Korea's Kim Jong Un back on schedule for June 12 in Singapore

Trump, Abe say 'imperative' to dismantle North Korean weapons

North Korea's Kim Jong-un has said that he is committed to denuclearisation, South Korea's foreign minister Kang Kyung-wha was quoted as saying on Sunday

Kim Jong-un 'has given his word' on denuclearisation: South Korea