North Korea has laid out its conditions for possible talks with Seoul or Washington.
They include the withdrawal of UN sanctions and the end of joint military drills by South Korea and the US.
"If the US and the South enemies genuinely want dialogue and negotiation, they should take these steps,'' the North's National Defence Commission said in a statement.
The conditions are almost certain to be rejected outright by both South Korea and the United States, which have themselves made dialogue conditional on the North taking steps towards denuclearisation.
But Sky reporter Mark Stone says North Korea have also hinted at de-nuclerisation: