North Korea has a secret, previously unreported missile base near its northern border with China, which could pose a “potential nuclear threat” to much of East Asia and the United States, according to a new report released Wednesday.

A 95-year-old former North Korean soldier who spent decades imprisoned in the South will continue his campaign to return to the North, an activist said Thursday, after South Korean troops stopped his symbolic border march this week.

A Chinese man has been sentenced to eight years in jail for smuggling firearms to North Korea that he believed would be used in a surprise attack on South Korea, the US justice department has said. Shenghua Wen, 42, from California, admitted to receiving ...