North Korea switches between provocation and negotiation . Critics say North Korean diplomacy follows a familiar pattern . `` It seems to be the usual dance where we are in the charm offensive period and North Korea is reaching out for talks , '' Kleine-Ahlbrandt said , adding that North Korea was fully conscious that each party to the previous six-party talks between North Korea , South Korea , China , the United States , Japan and Russia had been pursuing their agenda . The UN says de - nuclearization is a pre - condition of talks . Analysts say North Korea 's position is now an embarrassment to China .
North Korea switches between provocation and negotiation . Critics say North Korean diplomacy follows a familiar pattern . The UN says de - nuclearization is a pre - condition of talks . Analysts say North Korea 's position is now an embarrassment to China .