Inside North Korea’s oil smuggling - triads, ghost ships and underground banks

“This is the most detailed evidence ever put into the public domain to show how North Korea uses people with high-level connections to criminal networks like the triads to evade sanctions and finance their weapons programmes,” says James Byrne, director of the open-source intelligence and analysis research group at RUSI. “These networks are central to North Korea’s ability to continue to function and threaten the world with nuclear war.”