It is incumbent upon China and Russia to take responsible action by persistently convincing and pressuring North Korea to cease its unlawful pursuit of nuclear weapons and military provocation,' says S.

North Korean leader Kim Jong Un made a rare visit to Russia's embassy in Pyongyang with his daughter on Friday and reaffirmed "the invincible alliance" between the two countries, while Russia's leader greeted North Korean generals in Moscow.

North Korea has fired various types of short-range ballistic missiles into its eastern sea, according to South Korea's military, which was analyzing whether the tests were linked to the North’s weapons exports to Russia amid the prolonged aggression in Ukraine.