Liberia was declared free from Ebola by the government and the World Health Organisation (WHO) on Saturday after 42 days without a new case of the virus, which killed more than 4,700 people there during a year-long epidemic.
North Korea said on Saturday it had successfully conducted an underwater test-fire of a submarine-launched ballistic missile, which, if true, would indicate progress in the secretive state's pursuit of building missile-equipped submarines.
China's military warned on Saturday of the need for a high degree of vigilance against attempts in Japan to deny its history of aggression, ahead of President Xi Jinping's attendance at World War Two commemorations in Moscow.